What can't sweet potatoes be eaten with?
1, not suitable for eating sweet potatoes with black spots. Sweet potato black spot virus with black spots is not easy to be destroyed and killed by high temperature, and it is easy to cause poisoning, resulting in a series of poisoning symptoms such as fever, nausea, vomiting, diarrhea and even death.
2. Sweet potato should not be eaten with persimmon at the same time. The main component of sweet potato is starch. It will produce a lot of fruit acid after eating. If eaten with persimmon at the same time, fruit acid can condense with persimmon tannin and pectin to form gastrolith. If you eat too much, it should be at least five hours apart. If eaten at the same time, the sugar in sweet potato will ferment in the stomach, which will increase the secretion of gastric acid and precipitate and condense with tannin and pectin in persimmon to produce lumps. When the amount is serious, it can cause gastrointestinal bleeding or gastric ulcer. If you feel upset in the stomach, you must go to the hospital for gastroscopy to see if there is stomach bleeding or gastric ulcer.
Edible value of sweet potato
Sweet potato tastes bitter, sweet, cold and non-toxic. Function: clearing liver and gallbladder, moistening lung and relieving cough. Treat jaundice, chronic hepatitis, cough due to lung heat, hemorrhage, galactorrhea, leukorrhagia and infantile malnutrition. Modern people use his roots, that is, the roots of sweet potatoes. Sweet potato roots are rich in fatty acids, amino acids, carotene, choline and so on. , can detoxify and resist cancer, clear away heat and remove blood stasis, relieve swelling and pain, treat carbuncle, and inhibit sarcoma, cervical cancer and liver cancer. Grinding sweet potato roots into powder can promote sebum secretion, sterilize, eliminate scars, tighten skin, converge pores, and have high cosmetic and skin beautifying effects.
Medical research has found that sweet potato root contains more than 40 kinds of plant factors beneficial to human skin, which is one of the most ideal cosmetic ingredients. Therefore, major cosmetics manufacturers in Japan and South Korea regard sweet potato root as one of the indispensable main raw materials, and sweet potato root has also spread with the global trend of green materia medica.
The use of sweet potato
1, the starch content in mature root tuber is high, and starch can be extracted.
2. The edible part of sweet potato is a big root, which is rich in sugar and protein. According to the determination, each kilogram of root tuber contains 8 10 ~ 880 grams of water, 76 ~ 1 19 grams of carbohydrates, and some minerals and vitamins. Its meat is white, tender, crisp, sweet and juicy. It can be eaten raw and cooked, and can be processed into sand Ge Fen, which has the effect of cooling and removing heat.
3. Sweet potato tubers are storable and can adjust the supply of vegetables.
4. A new sweet potato anti-tumor protein was purified and separated from sweet potato seeds by a specific method. Sweet potato anti-tumor protein has the activity of inhibiting liver cancer, gastric cancer and melanoma.
How to eat sweet potatoes
Onion cake
Wash and steam the sweet potato, peel it, mash it into paste, and add the same amount of flour and the right amount of warm water, onion, pepper noodles, salt, etc. And mix well into a palm-sized round cake, put it in a pot and bake it with oil. This cake is golden in color, fragrant in onion and sweet in taste.
stir-fry
Wash the sweet potato, peel it, cut it into strips or slices, pour vegetable oil into the pot, fry the sweet potato, and add water to the stew pot. Just add salt or add some sugar before cooking.