They often look identical, but I've found that "yams" can be as low as 79 cents per pound, while "sweet potatoes" cost $2.49 per pound. Dioscorea sapinii Purple potatoes are the eye-catching gems of the potato aisle. health benefits of Purple Sweet Potatoes. In parts of the United States where yams are not popular, most major supermarkets don't carry them--to find yams you'd have to go to specialty markets selling C… I love sweet potatoes and yams and they’ve been a staple in my diet for more than 20 years. The purple yam is the Filipino ube or ubi, and it is very rare to find it in the United States. There are a ton of different kinds of sweet potatoes from Beauregard to Regal, but it’s hard to find most of them in the store. It is also made into a powder, which is then used in Filipino desserts that are unmistakable with their bright purple color. Their long shelf life of 6 months allows them to be a dependable food source during times of poor farming--the yam is a much more difficult crop to harvest than the sweet potato. There are over 400 varieties of sweet potato around the world, including: The Korean purple sweet potato, which features a chestnut flavor when boiled. They have little to no fat, 1.3 grams of fiber, 1.4 grams of protein, and only 12 grams of carbs. https://www.westoftheloop.com/2016/05/08/grilled-purple-sweet-potatoes Most yams have a drier, potato-like starchiness than most sweet potatoes, which tend to have a rich flavor and, in some cases, creamy texture. They have bumpy, tough brown skin (that looks almost tree trunk-like) with starchy, not sweet flesh. Preparation is a time-consuming process involving several minutes of pounding and boiling to remove toxins. Purple sweet potatoes are low in calories at just around 50 calories per potato. They may not be available in every grocery store, depending on where you live. Purple potatoes are vibrant, versatile and nutritious, making them a must-have for any seasoned spud-lover. Like other potatoes, they are sold by the pound, either loose or weighed out in bags (3 pounds is common). Updated March 30, 2020 There is no doubt that purple sweet potatoes have gained popularity—just open the pages of Eating Well, Martha Stewart Living, The Washington Post and O, The Oprah Magazine. Sweetpotato skin is thinner and smoother. https://www.friedas.com/the-ultimate-purple-sweet-potato-guide Although the soft, orange sweet potato is often called a "yam" in parts of North America, the sweet potato is very distinct from the botanical yam (Dioscorea), which has a cosmopolitan distribution, and belongs to the monocot family Dioscoreaceae.A different crop plant, the oca (Oxalis tuberosa, a species of wood sorrel), is called a "yam" in many parts of Polynesia, including New Zealand. Yes, you have been eating potatoes all your life and know how versatile this tuber can be in making various recipes. Most purple sweet potatoes in the U.S. are Stokes from North Carolina, but Okinawan potatoes from Hawaii are also common. Today, they are widely grown in Hawaii and exported to the United States mainland where they are popular with Asian and Latin… For the uninitiated, ube (pronounced ooh-bae) is a purple yam that is a staple in Filipino desserts. Some are lower or higher—there are too many of them to generalize. Types of Sweet Potatoes. They are denser and drier than regular sweet potatoes, which is why moist cooking methods and longer times are recommended. Dioscorea alata, also known as purple yam, ube, or greater yam, among many other names, is a species of yam (a tuber).The tubers are usually a vivid violet-purple to bright lavender in color (hence the common name), but some range in color from cream to plain white. Although potatoes have a reputation of causing weight gain, studies show that the type of potato you choose and how the potato is prepared could make a difference.. The presence of a minimum of 3-5 grams of fat in the meal enables us to absorb more beta-carotene from sweet potatoes. Roast, fry or sauté them to make sure they keep their purple … While you may be hard-pressed to find recipes that specifically call for purple sweet potatoes, they can work in nearly any recipe that uses regular sweet potatoes. Which plays a role in the circulation of blood in the body is a … Adding a tablespoon of extra virgin olive oil (3.5 g fat) to mashed sweet potatoes (4 servings) can significantly improve the nutritional value of the dish. It is sometimes confused with taro and the Okinawa sweet potato (Ipomoea batatas cv. Purple sweet potatoes have super amped-up anthocyanins like blueberries, which are great for both color and antioxidants. Storage. Ayamurasaki. Okinawan sweet potatoes on the other hand are available year round. Dioscorea globosa Roxb. Combining the two ingredients may turn the potato's flesh green. Smoothing and clear blood circulation. As a tradeoff, sweet potatoes are usually richer in vitamins A and B9. ; The Creamsicle sweet potato, whose pale white outer skin hides a sweet, sugary orange interior. I love sweet potatoes and yams and they’ve been a staple in my diet for more than 20 years. Both the purple and orange guys are also very low in fat, helping to keep you slim and trim. At most grocery stores, absolutely nothing. I will not start hunting for them! This delicious dish is flexible and serves 4. The Spruce Eats uses only high-quality sources, including peer-reviewed studies, to support the facts within our articles. Storing any sweet potato in the refrigerator can throw off the flavor and lead to a very hard center. The sweet potato is a popular ingredient in many classic, cool-weather recipes. However, with a wide variety of both yams and sweet potatoes in existence, there is considerable overlap when it comes to flavor and texture.Sweet potatoes, especially orange-fleshed sweet potatoes, are almost always sweeter than yams, but both vegetables are versatile and can have their f… The difference in color is explained by the presence of anthocyanins and antioxidants that give the flesh its purple color [ 1 ]. Photographs copyright © 2017 by Kristin Teig. Like other sweet potatoes, the peak season for the purple varieties is during the fall and winter months. Purple sweet potatoes (sometimes mistakenly called purple yams) are fun to cook with and can be used in many of the same ways as the more familiar orange or white sweet potatoes. Use of this site constitutes acceptance of our User Agreement (updated as of 1/1/21) and Privacy Policy and Cookie Statement (updated as of 1/1/21) and Your California Privacy Rights. Purple Okinawan sweetpotato is often confused with the purple yam called ube. Continue boiling until soft (easily pierced by a fork), and then drain. Dioscorea colocasiifolia Pax Dioscorea eburina Lour. You can grow purple sweet potatoes at home, though the availability of the slips or shoots for planting is limited and not always easy to find. ; The Okinawa sweet potato, a Japanese varietal with a vibrant violet flesh. One is the Okinawan sweet potato, which is called beni imo in Japan; it's also known as the Hawaiian sweet potato or uala. She notes there will be "subtle differences in flavor, sweetness, and moisture" between Beauregard (brown skin, more deeply sweet, grown in Louisiana), Garnet (red skin, more like pumpkin flavor), and Jewel (coppery-orange skin, mildly sweet and earthy, California-grown). This Japanese plant can be more accurately referred to as a purple-fleshed sweet potato, rather than a yam. Purple sweet potatoes are low in calories at just around 50 calories per potato. This Japanese plant can be more accurately referred to as a purple-fleshed sweet potato, rather than a yam. Peel and cut 2 lbs sweet potatoes into large pieces, and place into salted water. Sweet potato, purple skin white flesh, peeled, cut into pieces, boiled for 8 min. However, in most cases, ube desserts are made with either grated frozen roots, powder, flavor extract, or jam (ube halaya), which are all available in Filipino or Asian markets. However, the purple-fleshed Okinawan sweet potato is named after the Japanese island ‘Okinawa’, where it … Yam. Try butter-roasted sweet potatoes; sweet potato salad; twice-baked sweet potatoes or simply dice … Demystifying different types of purple sweet potatoes, one tuber at a time! Purple yam Purple yam at Maui, Hawaii Purple yam tuber Scientific classification Kingdom: Plantae Clade: Tracheophytes Clade: Angiosperms Clade: Monocots Order: Dioscoreales Family: Dioscoreaceae Genus: Dioscorea Species: D. alata Binomial name Dioscorea alata L. Synonyms List Dioscorea atropurpurea Roxb. © 2020 Condé Nast. Yams are more easily compared to the texture and flavor of white russet potatoes (with more fiber and complex carbs) and are best boiled and served alongside hearty braised meats. They are also a good source of vitamin C and potassium. As it melts into your potato, all your problems may melt away too. We had Heck break down the differences for us. Sweet potato is native to the tropical regions of America. Sweet potato (buy a middle-sized one and measure it after peeling) • Sugar, 1 Tbs per 100g of sweet potato • Water, 1/2 Tbs per 100g of sweet potato • Green tea powder (matcha), purple potato powder, pumpkin powder etc.. at your choice • Some water to dissolve the powder • Sweet chestnuts in syrup (kanro-ni, in Japanese) The biggest difference between the two varieties is that the Stokes version has a light lavender skin and bright lavender flesh, while the Okinawan has a creamy-white skin with deep purple flesh. Okinawan sweet potatoes, sometimes called Japanese purple potatoes, or Japanese sweet potatoes, are a unique variety of sweet potato which is actually native to the Americas, not Japan, let alone Okinawa. They're not as easy to find as regular sweet potatoes and are more of a specialty item, so they will cost a little more. The Ultimate Purple Sweet Potato Guide. ; The Okinawa sweet potato, a Japanese varietal with a vibrant violet flesh. Sweet potatoes, in general, do not store as well as regular potatoes. Like other sweet potatoes, you can also freeze them after cooking, whether whole and baked or as a casserole. Real yams are entirely different root vegetables that are more like yucca in texture and flavor. Here are some of the most popular purple sweet potatoes that you can buy. These sweet potatoes have become famous and very distinctive because of their richly colored flesh, which happens to be a vibrant purple, in a marked contrast to the dull tan skins of … Okinawan sweet potatoes on the other hand are available year round. Incidentally, yams and sweet potatoes are different. So, what's the difference between a sweet potato and a yam? This sweet potato is not actually related to the potato but instead is in the morning glory family. You can keep them at room temperature for about a week. Stokes Purple® sweet potatoes are available for the majority of the year — late August through late spring. After Columbus' discoveries, they were brought to Asia, and varieties with white skin and speckled pale purple flesh were developed on the Japanese island of Okinawa. ;-) Btw: I find that sweet potatoes and yams with a smaller diameter tend to have a better texture and … Purple sweet potato is a popular ingredient in Lau Lau. If you're going to use this sweet potato in baked goods, you do need to be cautious about recipes that include baking soda. The Air Fryer Is a Vegetable Cooking Gamechanger, Thai-Style Baked Seasoned Sweet Potatoes and Purple Yams. Treat white sweet potatoes like russets and fry 'em. We steam the lau lau and eat it with rice and poi. Dioscorea rubella Roxb. Speaking of yams, most people always mistaken them with sweet potatoes and taro especially the purple yams which the flesh texture is very similar to purple sweet potatoes. Today, they are widely grown in Hawaii and exported to the United States mainland where they are popular with Asian and Latinx communities. It is noted that the first purple sweet potato was bred by the Japanese and grown specifically on Okinawa, hence its name. Since they're a little drier in texture, Heck suggests using them for gnocchi so you can control the amount of moisture in the dough. Stokes Purple are less sweet than other sweet potatoes. It has a darker, rougher-looking skin that's brown and reminiscent of tree bark. https://www.westoftheloop.com/2016/05/08/grilled-purple-sweet-potatoes Japanese sweet potatoes bear a slight resemblance to Purple Stokes. Make your favorite takeout recipes at home with our cookbook! Though we don’t always think of sweet potatoes as a protein powerhouse, both varieties contain about 4grams per cup; not bad! There are a ton of different kinds of sweet potatoes from Beauregard to Regal, but it’s hard to find most of them in the store. I find the purple sweet potatoes are the sweetest; Jersey sweet potatoes are the mildest and driest; all can be used in any recipe calling for sweet potatoes. You can either make your own sambal paste with chiles, garlic, ginger, lemongrass, lime zest, and salt, or just mix 1 Tsbp. You may also find another sweet potato that has a purplish color on the outside. Get it free when you sign up for our newsletter. Potato vs Yam . Both. Sweet potatoes that have brown, red-orange, or white skin with orange or white flesh are native to Colombia and southern Central America. Cooking advice that works. Unlike the sweetpotato, yams must be cooked to be safely eaten. The skin of a yam (left) looks kind of like tree bark, while a sweet potato (right) is more reddish-brown. Darlene Schmidt is a cookbook author and culinary teacher who specializes in Thai cuisine. PenguinRandom House. Adding a tablespoon of extra virgin olive oil (3.5 g fat) to mashed sweet potatoes (4 servings) can significantly improve the nutritional value of the dish. I steam purple sweet potatoes, garnet yams, and my favorites—the thin, pale-fleshed, and delectable Japanese sweet potatoes. Sometimes referred to as the Ube sweet potato, this tuberous root is actually a type of purple yam. Eating purple sweet potatoes is also extremely good for you. Types of Purple Sweet Potato. Purple sweet potatoes are healthy. There are two main varieties—Okinawa (white skin) and Stokes (purple skin)—though they share the characteristic of having a deep purple flesh. The Okinawan purple yam has the scientific name Ipomoea batatas cv. I find the purple sweet potatoes are the sweetest; Jersey sweet potatoes are the mildest and driest; all can be used in any recipe calling for sweet potatoes. Purple sweet potato is a popular ingredient in Lau Lau. Where these two differ for the most part is in their phytonutrient profile. Incidentally, yams and sweet potatoes are different. Just keep in mind the extended cooking time when using them as a substitute. And if we consume sweet potatoes along with the skin it can give more fiber when compared to one serving of oatmeal. Purple sweet potatoes tend to be denser than other types, but turn rich, starchy and nutty when cooked (some even say wine-like). Sweet potato is native to the tropical regions of America. The purple color comes from pigments called anthocyanins which are powerful antioxidants. These sweet potatoes are easy to prepare and cook. Sometimes life puts you at a crossroads: Do you buy yams or sweet potatoes? Sweet potato, purple skin white flesh, peeled, cut into pieces, boiled for 8 min. Purple sweet potatoes have a rich, almost winey flavor with a creamy texture. Turn the potato aisle an airtight container for a week you probably already eat on the.... 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