Jagaimo are popular in several Japanese dishes and adapted Western dishes. Nagaimo is also rich in zinc and dietary fiber, vitamin Bl, dioscorine, polyphenol, lectin, etc. We may be able to use grated taro as well but don't consume raw and make sure to cook it. In one case study, 2.5 g of Chinese yam extract, in combination with other herbs, successfully improved fertility in a young woman [3]. The arrangement is variable; they may be alternately or oppositely arranged or borne in whorls. In Latin American countries it is known as white name or white ame. During the harvesting season, daikon hanging from farm houses in preparation for pickling is a common countryside sight. Cut it into small pieces, wrap them with plastic wrap, put them in a freezer bag, and store them in the freezer for up to a month. Ground shoga is also often served on top of tofu for flavor. I suggested a few better substations in the post. It and other introduced yam species now grow wild there. [8] Introduced to the United States as early as the 19th century for culinary and cultural uses, it is now considered an invasive plant species. A row of nagaimo plant in Japan. Skin the mountain yam and wrap it in a plastic wrap. Put a lid on the skillet and cook slowly over medium heat. It is considered to stimulate the spleen, lungs, and kidneys. Usukuchi soy sauce (light soy sauce). You can use a bit of potato starch or rice flour if you want to keep it vegan, but mixing an egg with the grated naga-imo produces just the right consistency for dropping the batter by dollops into your pan. Add the rest of the ingredients for the batter into the bowl. Chinese yam contains other active compounds like allantoin, an antioxidant that promotes wound healing, and several antioxidant flavonoids and phenolics [12, 26]. We are dedicated to providing the most scientifically valid, unbiased, and comprehensive information on any given topic. Cabbage is an inexpensive, versatile vegetable used to add nutrition and flavor to a broad range of meals. However, it also refers to the fact that nasu are a "cooling" vegetable best eaten in the hot summer months. Cook, still fry, Work requirements on the fruit: Just collect those little fruits, dont use force to collect, How long does it take to bear fruit? If you feel that any of our content is inaccurate, out-of-date, or otherwise questionable, please leave a comment or contact us at [emailprotected]. It has a mild and earthy flavor and is known for its characteristic slimy and viscous texture, like okra and natto. The foliage has died back on mine so I might have a hard time finding them given that they grow several feet deep, but they grow pretty easily from the seeds(air tubers). In Vietnam, the yam is called c mi or khoai mi. Add bacon to batter. The tubers grow as long as three feet and may be left in the ground for several seasons without losing quality. Mildly sweet like jicama with a texture similar to taro, only less starchy, naga-imo is delicious pan-fried until the surface is browned and crisp and the interior is soft and tender. How to Choose Nagaimo The surface of the yam should be smooth and shiny, with few fibrous roots. When grated raw, it has a unique sliminess thats easy to digest and is great with rice and soba noodles. They are a popular winter vegetable used in both sweet and savory dishes. According to them, Chinese yam increases yin, which is often linked to feminine qualities. A staple of traditional Chinese medicine, this long tuber is used to increase female fertility and manage diabetes. When cooked, daikon is usually boiled in soups, stews or hot pot dishes. It can be eaten raw or cooked or grated into daikon-oroshi, a refreshing topping used to counteract the oiliness of dishes like grilled fish and tempura. When used raw, daikon is usually cut into julienne strips and paired with mizuna leaves in a salad. It is considered to stimulate the spleen, lungs, and kidneys. It can be eaten raw, unlike other types of yams and potatoes, and is great cooked, steamed, or stir-fried, and its best known for its gooey and slimy texture when grated. In the Philippines, purple yam is used in all manner of desserts , from shaved ice dishes to cakes. To Make the Batter: Wearing gloves to protect the skin, peel away naga-imo's hairy skin. Tororo is the best of gooey and slimy textured foods. Nagaimo is not only delicious but also offers excellent nutritional benefits. SelfDecode does not treat, diagnose or cure any conditions, Kabocha is often enjoyed as tempura or boiled in sugar and soya sauce resulting in a soft, sweet dish. Its crisp, crunchy, and less starchy than other tubers such as yams and taro. It's one of my favorite snacks and side dishes. In Korea, there are two main types of Chinese yam: The straight, tube-shaped variant is called jangma (Korean:; lit. While Chinese yam is safe to consume as food, it has not been approved by the FDA for any medical purpose or health claim. Tomorokoshi is a popular vegetable in Japan, closely associated with Hokkaido. The latter produces smaller tubers (10cm or 4in) that are usually replanted for the next year. Cook the Nagaimo. The flowers of Chinese yam are cinnamon-scented. Chinese yam is an invasive species in the United States. However, this was only a single case which has not been repeated in clinical settings. Komatsuna is commonly eaten raw in salads or boiled and served in soups and stews. Just type chinese yam on eBay and you can find nagaimo seeds. The nagaimo negi-yaki is done when it is crispy. In Korea it is called ma (Korean:), sanu (Korean:; Hanja:), seoyeo (; ), or sanyak (; ). [17][35][29], The tororo poured over raw tuna (maguro) sliced into cubes is called yamakake, and eaten with soy sauce and wasabi. 1 clove of garlic, salt (to taste) and vegetable oil (as needed). However, some sources report it as D. opposita or even D. villosa, the latter of which is a different species called wild yam. Find your Japanese roots at Necco Japanese Tapas Restaurant. Chinese yam grow and care vine herbaceous geophyte of the genus Dioscorea also known as Nagaimo, Chinese yam perennial evergreen or annual plant, is edible and also used as ornamental or as medicinal plant, can grow in temperate, subtropical, mediterranean or desert climate and growing in hardiness zone 5+. Containing as many kinds of vitamins as fruits and green and yellow vegetables, nagaimo is good for beauty and health. is a clickable link to peer-reviewed scientific studies. Using a vegetable peeler, remove the outer skin of the nagaimo, exposing the white inner flesh of the root. May improve cognition, immunity, and skin health, Potential increase in estrogen is not good for everyone, May promote weight gain, swelling, and heart disease, Spleen and other immune organ cell production. Known in the U.S. mainly as an invasive weed, this vine with arrowhead shaped leaves grows large tubers below ground and small tubers above ground. Unlike other tubers, like taro or cassava, which must be cooked before consuming, nagaimo can be prepared both raw and cooked with one caveat: Raw nagaimo can irritate the skin, so throw on a pair of gloves before handling. Nagaimo has a more liquid, loose texture, whereas yamaimo is stickier and paste-like. Dioscorea polystachya or Chinese yam (simplified Chinese: ; traditional Chinese: ), also called cinnamon-vine,[2] is a species of flowering plant in the yam family. Gobo grow to 1-2 meters in length and are cut before sold to make them more manageable. I'm Nami, a Japanese home cook based in San Francisco. Our goal is to not have a single piece of inaccurate information on this website. Daigakuimo is a dish composed of candied satsumaimo. In the leaf axils appear warty rounded bulbils under 2 centimeters (0.79in) long. These compounds (including diosgenin, DOI, adenosine, and arbutin) are currently under investigation for their potential against [18, 29, 30, 5]: Chinese yam may increase progesterone and estrogen levels, according to studies in menopausal rats. The tops of the plants may die down in November, but will resprout when the weather warms up in the spring. Mucilage has traditionally been used to soften the skin and manage skin disorders. You can also freeze it. Diosgenin also repaired brain function in a mouse model of Alzheimers disease [27]. Aojiso (green shiso) is often served with, Kabu is almost always boiled and served in soups or Japanese, Satoimo are eaten throughout Asia, especially in India, China, Korea and Japan. Tomorokoshi is also included in many Hokkaido specialty foods such as Hokkaido-style ramen (noodle soup) and miso soup. Grated naga-imo is a common ingredient in Japanese dishes that require a binder such asokonomiyaki,a kind of pancake layered with cabbage and often pork belly. I have them covered in potting mix in a pot with good drainage. Mountain yams take on a gluey, almost mucilaginous consistency when they're grated. Combined supplements are readily available to purchase at health food stores or online. By clicking Accept All Cookies, you agree to the storing of cookies on your device to enhance site navigation, analyze site usage, and assist in our marketing efforts. Seedlings #cut the seedling 150~to 300 grams#coat with powder and leave for 2 weeks before planting #texture:powdery made of /Main Ingredients:Alkaline 70%#chemical Formula:Calcium Hydroxide/Slaked Lime this is the name of the powder im using to coat , #coating seedling to protect from soil virus or biting insects #In Organic Compound #Manufactured:Tochigi#Packaging:Paper bag#Use:FertilizerThank you for watching guys and please ask questions if you want to know more about farming Chinese Yam or Nangaimo in japan Start planting on May Start harvest End Of November No clinical evidence supports the use of Chinese yam for any of the conditions listed in this section. Comment * document.getElementById("comment").setAttribute( "id", "a93786ecf1f22c10d02b261fe1d0f8c8" );document.getElementById("a6cbe26769").setAttribute( "id", "comment" ); Save my name, email, and website in this browser for the next time I comment. Its name comes from the word for "university" because the snack was invented for university students looking for cheap, tasty food. [31] Or the yam is first grated crudely using an oroshigane grater, and subsequently worked into a smoother paste in the suribachi using a wooden pestle. [17][18] The term yamatoimo (, 'Yamato [Province] yam') is used particularly in the Kant region for the ichimo in the market,[19] but this is confusing since traditionally yamatoimo has also referred to tsukuneimo, especially if produced in Yamato Province (now Nara Prefecture). We do not aim to diagnose, treat, cure or prevent any illness or disease. People in China eat the roots as a mild tonic food, along with other yams. We believe that the most accurate information is found directly in the scientific source. Nagaimo is definitely an unsual ingredient that can be found in your local asian market. When tomorokoshi is in season, it is often grilled, buttered and seasoned with soya sauce. Slice avocado and place it on top of the tofu. Place a nonstick pan over medium heat and add a little bit of oil. Required fields are marked *. Slice the nagaimo lengthwise into thin and small rectangular pieces. Required fields are marked *. It is sometimes called Korean yam. The first time I tried to grow this, it was a challenge to dig down 5 feet deep. Fruit edible color brown looks like little potato, to round shapeless. [29], Sometimes the grated yam is used as an additive for making the skin of the manj confection, in which case the product is called jyo manj[ja] (, "yam manj"). Some of the polysaccharides from Chinese yam reduce blood sugar, while others are strong antioxidants. [11] It is most prevalent in moist habitat types. You can also grate it first before freezing. oppositifolia. What is Murasaki-Imo (Purple Sweet Road)? Rinse any parts that become itchy with vinegar. Heat a well-seasoned cast iron skillet or non-stick pan over medium heat. Our science team must pass long technical science tests, difficult logical reasoning and reading comprehension tests. "long ma"), while danma (Korean:; lit. Because of their natural sweetness, satsumaimo are also used to create sweets and snacks. You could also pour it over soba noodles for tororo soba (). The coronavirus outbreak is still having an impact on travel in Japan. Steps to Make It. okonomiyaki,a kind of pancake layered with cabbage and often pork belly. Traditional Chinese medicine (TCM) practitioners claim that Chinese yam can restore the vital energy, called qi. Ginger, originally imported from China, is commonly used in Japanese cuisine. The tuber is 28 inches long and 1.5 inch diameter. Otherwise, mizuna may appear in soups or Japanese, Shiso is a mint-like herb whose distinctive flavor is a staple in Japanese cooking. When itching occurs, soothe your skin by applying lemon juice or diluted vinegar. Japanese people call it " nagaimo ," which translates to "long yam" [ 5, 6 ]. Really. They are most commonly consumed raw, after the skinned roots have been blended with water, milk or yogurt (occasionally with additional honey) to create a nourishing drink known as majeup () or "ma juice" (). It has a mild sweet taste and a crispy texture when consumed raw. Jagaimo are also common in Japanese curry and korokke. DOI is an estrogen-stimulating protein recently discovered in Chinese yam. Remove the lid and turn the heat higher. Satoimo can be added to, Nagaimo and its wild mountain variety yamaimo are slightly different in taste, texture and shape, but are prepared and consumed in the same way: sliced and grilled, or eaten raw. Mucin aids metabolism and cell proliferation that are linked to anti-aging and preserving the youthfulness of the skin. Talk to your doctor about better-studied alternatives for your health goals. The Japanese pour tororo over rice with raw egg and a dash of soy sauce for tororo gohan (). The edible tubers are cultivated largely in Asia and sometimes used in alternative medicine. The newest solution from Florida for people in Florida and surrounding states experiencing harm to their property and wishing a reprieve from these plant pests is to request free Air Potato Beetles. When they are picked fresh, Chinese yams are between 13.5% and 34% starch; the broad range may be due to differences in water content. Finally, most commercial Chinese yam is grown and processed in China. It is being researched as a safer, natural alternative to hormone replacement therapy in menopausal women. But, grating the mountain yam immediately transforms it from a fairly common-looking root vegetable into a pile of sloppy white goo. It can also be, Mizuna has recently become very popular as a salad leaf. Popular Japanese Grocery Stores in the U.S. 2 small myoga (Japanese ginger) or a stick of celery, 3 Tbsp. However, the studies listed below should not be interpreted as supportive of any health benefit. Nagaimo. While most starchy tubers and roots need to be heated, nagaimo can be eaten raw because of its powerful digestive enzymes. Turn on heat and boil. Gobo grow to 1-2 meters in length and are cut before sold to make them more manageable. Add the egg, flour, and salt and mix thoroughly. To protect the local ecosystem, avoid planting Chinese yam in an outdoor garden; gather it wild or buy it from a Chinese grocery [49]. Have fun exploring the 1000+ classic & modern Japanese recipes I share with step-by-step photos and How-To YouTube videos. There are three major groups of yams generally referred to as yamanoimo (Dioscorea japonica): yamanoimo, jinenjo (Japanese yam), and daijo (water yam). This sticky substance is mucin, which contains galactan and mannan bonded with proteins. Add 1/2 cup each of soy sauce and mirin, simmer for 2 to 3 minutes, and strain the soup through a strainer to catch the bonito flakes. They can be found in other places too, but just make sure you get either dioscorea batatas or dioscorea opposita because those are the edible kinds. It is a winter flavor, used to add heat to winter meals or served with fish to counter the "fishy" smell. Swap potato or rice starch for the egg, omit the bacon, and change the cooking fat if you want a vegan pancake. The leaves are up to 11 centimeters (4.3in) long and wide. A cut nagaimo will start spoiling from the cut edges, so wrap it tightly in plastic wrap to store and use it within a week or so. According to animal and cell studies, Chinese yam and its extracts may promote the growth of healthy bacteria in the digestive system. However, the vegetable is so popular that local growers cannot meet demand. They just get bigger and bigger! polystachya. Cut it into small pieces, wrap them with plastic wrap, put them in a freezer bag, and store them in the freezer for up to a month. Let the yam cook until it is nicely golden brown on the bottom, around 3 minutes. To prepare, first, peel the outer skin using a vegetable peeler. We strive to keep Japan Guide up-to-date and accurate, and we're always looking for ways to improve. Joe Cohen flipped the script on conventional and alternative medicine and it worked. Your email address will not be published. Unlike Chinese yam, wild yam is often sold in the form of creams. For their size and color, cherry tomatoes are especially popular in bento boxes. Wipe off viscous liquid with a paper towel and wrap nagaimo sticks with the boned pork ribs. [32], The tororo is mixed with other ingredients that typically include tsuyu broth (soy sauce and dashi), sometimes wasabi or green onions,[33][34] and eaten over rice or mugimeshi[ja] (steam-cooked blend of rice and barley). Satsumaimo were originally grown in Kagoshima, formerly called Satsuma. If you have any updates, suggestions, corrections or opinions, please let us know: Copyright 1996-2023 japan-guide.com All Rights Reserved. The official scientific name of Chinese yam is Dioscorea polystachya. [3][2], It is a perennial climbing vine, native to East Asia. Both fresh and canned corn is popular. They are believed to have been brought by Dutch traders from Indonesia to Kyushu in the 17th century. Break it into pieces with a rolling pin. Nikujaga (meat and potato stew) combines beef, vegetables and potatoes in a sweet, soya sauce flavored stew. Store whole nagaimo by wrapping it in newspaper and storing it in a cool and dark place or the refrigerator. You could cut it into matchsticks, slices, half-moons, or grate it fortororo(). In Sri Lanka in Sinhala it is called wal ala ( ). And stay in touch with me on Facebook, Pinterest, YouTube, and Instagram. Gather the ingredients. Chinese yam is very easy to cook. Heat the salad oil in a skillet and pour in the mixture all at once. What is Narazuke (Vegetables Pickled in Sake Lees)? [5][6], This plant grows throughout East Asia. These combinations usually include rehmannia or schisandra; they may also include stranger ingredients, like cordyceps mycelium or polyrhachis ant extract. Avoid those with black spots, blemishes, and a reddish color on the cut ends. In addition, it contains mucin, a protein that gives its slimy texture. As in most other cuisines, onions are usually cooked before eaten, and are a typical ingredient of many fried and stewed dishes such as Japanese, Takenoko symbolizes spring more than any other vegetable. They are a starchy root vegetable known for their somewhat sticky, slimy texture. When the mixture turns golden brown, pour off the sesame oil. The traditional methods growing it are: using smaller tubers, top cut of bigger tubers or through cuttings of branches. Another common dish featuring nasu is "nasu miso itame" in which the vegetable is fried with onions, miso and sugar. Only a subset of the traditional claims has been tested [5]. Put all the ingredients for the salad dressing in a blender and mix together. The largest may weigh 10 pounds (4.5kg) and grow one meter (3ft 3in) underground. In rodents, it increases the response to the pituitarys FSH, which along with LH orchestrates the activity of female sex hormones in the body [28, 5]. The peeled whole tubers are briefly soaked in a vinegar-water solution, to neutralize irritant oxalate crystals found in their skin,[17] and to prevent discoloration. 1 1/2 cupsfinely grated naga-imo or other mountain yam (see notes), 2 tablespoons finely chopped herbs of your choice. In 100g of Chinese yam, you can expect anywhere from 40 65 calories, mostly depending on their water content [14, 11, 12]. Wash the nagaimo with the skin on. This mountain yam, (long yam or Chinese yam) is extremely versatile . Pick tubers with smooth and shiny surfaces with even skin color. Place on a serving dish and serve with ponzu. This is the way I usually eat naga-imo: after browning some bacon in the cast iron, I use the bacon fat to cook thin slices of naga-imo, and call it a day. In traditional Chinese medicine, its almost always combined with several other herbs, including schisandra and rehmannia. The common long, cylindrical type is known as nagaimo (, lit. However, its best to remove the sprouts and use the nagaimo as soon as possible. It comes in two varieties. Yes, like that kind of ant. A plus sign next to the number [1+, 2+, etc] means that the information is found within the full scientific study rather than the abstract. Japanese people call it nagaimo, which translates to long yam [5, 6]. The most popular gobo dish is kinpira gobo, in which gobo and carrots are shred into thin strips, stir fried and glazed with, Ninjin are a widely available and popular vegetable in Japan. Cover the cut ends with plastic wrap to avoid exposing them to air. When cooked, it becomes soft similar to taro or potato but much softer because of its higher water and lower starch contents compared to them. Nagaimo is a mountain yam that can be eaten raw or cooked. Journal Article: Hybrid Seed Formation. Plant / Vegetative Reproduction, Is it necessary to graft or use vegetative reproduction? Although both synthetic and bioidentical hormones are therapeutic options that aim to compensate for the drop in sex hormones, neither is ideal [28]. In a lab setting, diosgenin binds to estrogen receptors and activates peroxisome proliferator-activated receptor gamma (PPAR). It could improve your digestive health, and boost your immune system. Chinese yams are a source of vitamins B1 and C. They also contain significant amounts of potassium, phosphorus, calcium, magnesium, iron, zinc, copper, and manganese [15, 11]. [30] The classic Japanese culinary technique is to grate the yam by grinding it against the rough grooved surface of a suribachi, which is an earthenware mortar. Add the dry bonito and bring the flame to medium intensity. [39], Originated from Jiaozuo (), previously known as "Huai Qing Fu ()", Xu, Dermatology in Traditional Chinese Medicine, 2004, Last edited on 10 February 2023, at 04:59, Learn how and when to remove this template message, World Checklist of Selected Plant Families, "Forest Invasive Plants of the Northeastern Area - Chinese Yam or Cinnamon Vine", Invasive Plant Atlas of the United States, entry for, "Yamatoimo no tent ni okeru shhisha no sentaku yin", "The Taste of Japan: The Story of Grated Yam Dishes", "Jyo manj no kawa no reroj-teki seishitsu", "Intra-specific ploidy variations in cultivated Chinese yam (Dioscorea polystachya Turcz. Plant Assassin 1.65K subscribers Nagaimo Yam is a male cultivar of the Chinese Yam from Japan. Read on to learn more about the potential benefits of Chinese yam. 7 ounces (200g) nagaimo 4 to 5 green onions (finely chopped) 2 tablespoons flour 1 egg 2 tablespoons dried sakura shrimp Dash of sesame oil 1 tablespoon salad oil Ponzu, to taste Cooking Directions Grate nagaimo in a bowl. This post may contain affiliate links. In mice, diosgenin and mucilage from Chinese yam increased the activity of the immune system and improved the animals ability to fight infections that they had encountered before, such as the inactive viruses in vaccines [36, 37, 35]. Due to its mucilaginous texture, the yam is very slippery and might be difficult to handle. Your email address will not be published. Takenoko is consumed grilled, steamed with rice, deep fried in, Negi are included in many fried and boiled dishes, or used as a topping for. Chinese yam is a climbing vine native to China that is currently widespread throughout East Asia. [33], The tororo may also be poured over noodles to make tororo udon/soba. It is also recommended to eat as pickles or deep-fried. Shishito are most commonly served as, Okura has a sticky layer surrounding the seeds of its fruit, producing a consistency similar to nagaimo (yam). Nagaimo is soft and pleasant on the palate and rich in nutrients such as protein, minerals, vitamin C, and above all, diastase, which promotes digestion and activates liver function. Satoimo are always cooked before eaten, and typically appear in boiled or stewed dishes. Sprinkle with salt. [2][5][11] The name D. opposita is now an accepted synonym of D. Flip the yam over and cook for three more minutes to let the other side develop a nice golden brown crust as well. )", Understanding the germination of bulbils from an ecological perspective: a case study on Chinese yam (, Go Botany, New England Wildflower Society, Center for Invasive Species and Ecosystem Health, Chinese yam, https://en.wikipedia.org/w/index.php?title=Chinese_yam&oldid=1138529560, This page was last edited on 10 February 2023, at 04:59. [11] Dioscorea polystachya is more tolerant to frost and cooler climates than other yams, which is attributed to its successful introductions and establishment on many continents. It is the most popular ingredient in the oden hot pot. It is similar to spinach, in that it contains many important nutrients and vitamins, but it does not have the same bitterness as spinach. [29] Noodles with grated yam over it is also called yamakake. It was brought to the United States in the 1800s and has spread across the country since [1]. People who want to avoid estrogenic effects may want to avoid Chinese yam. I have grown them in pots before, and the tubers tend to wrap around the bottom of the pot, so I think it's best to simply grow them in loose soil, tilling the soil down to 1ft deep since they do tend to grow very deep. Leaves color green lobed heart shape leaves grow in opposite, the leaves size 5-10 cm. the Huai Qing Fu (; ) region). Heat a well-seasoned cast iron skillet or non-stick pan over medium heat. Half year, Information about Chinese yam tuber: Tuber size 0.3-1 m, When to pull up Chinese yam tuber: Autumn, Uses of Chinese yam tuber: Eaten raw, baked, cooked, fry, Chinese yam for sale Seeds or Plants to Buy. Okura is a summer vegetable that is often eaten raw in salads, deep fried in. SelfHacked has the strictest sourcing guidelines in the health industry and we almost exclusively link to medically peer-reviewed studies, usually on PubMed. Chinese yam is considered very safe to eat, but it may not be for everyone. New plants sprout from the bulbils or parts of them. Dioscorea polystachya was introduced to the United States in the 1800s when it was planted as an ornamental or food crop. The skin of naga-imo causes mild itching, so use a pair of gloves when handling the root. However, potato cultivation in Japan did not begin until the end of the 19th century. Nagaimo is roughly cylindrical and may be two or three feet Carefully read the label before you purchase Chinese yam supplements. Cover the cut ends with plastic wrap to avoid exposing them to air. While it is one of the most popular vegetables in Japan, it is rarely cooked in Japanese dishes. See also our separate pages about mushrooms, seaweed, fruits and pickles. Easy Recipes & Best Restaurants. Drop batter by dollops into pan, making small pancakes about 3 inches in diameter. In home gardens generally only what will be consumed is harvested, with the rest left in the pot in moist soil. HOW TO GROW NAGAIMO OR CHINESE YAM IN JAPAN/Japanese best veggie for all seasons Inday&bugoy in japan 10.6K subscribers Subscribe 95 Share 6.1K views 2 years ago #HowToGrowNagaimo. The color should be even and the flesh should be round and thick When cut, the flesh should be white and fresh Preservation and Cooking Methods When whole. (Japanese Yam Recipes), Tofu Salad with Avocado and Mountain Yam Recipe, Nagaimo-no-buta bara maki (nagaimo wrapped with boned pork ribs) Recipe, Nagaimo Negi-yaki (green onion-grilled nagaimo) Recipe, 10 Best Japanese Restaurants in San Francisco, Do you know SORI YANAGI? Jaga batta is a popular festival food in which a grilled potato is seasoned with butter and soya sauce. Cook pancakes until they are brown on one side, about 40 seconds, then flip and cook on the other side until browned. The recognized name is Dioscorea polystachya, but a large portion of the literature refers to it as D. opposita or D. oppositifolia.