Precautions:
Tips for purchasing vegetables:
Xiangke: Sweet potatoes should not be eaten with persimmons, tomatoes, white wine, crabs and bananas.
Others: Sweet potato contains "gasification enzyme", which sometimes leads to heartburn, acid water spitting, flatulence and exhaust after eating. As long as you don't eat too much at a time, you can avoid it if you eat it with rice noodles, pickles or soup. Sweet potato produces acid in the stomach, so patients with gastric ulcer and hyperacidity should not eat it. Rotten sweet potatoes (sweet potatoes with dark spots) and germinated sweet potatoes can make people toxic and inedible. Root vegetables such as sweet potato contain a lot of starch, which can be processed into vermicelli, but alum is often added in the production process. Excessive consumption will lead to aluminum accumulation in the body, which is not good for health. If you eat too much sweet potato, it will make people bloat, burp and fart.
Sweet potato has a high sugar content. Eating too much can produce a lot of stomach acid, which makes people feel "heartburn". The stomach is stimulated by acid, and the contraction is strengthened. At this time, the cardiac muscles at the junction of the stomach and the esophagus are relaxed, and the acid in the stomach flows back to the feeding tube, and people spit sour water. Too much sugar can't be absorbed by the body for a while, and the rest will ferment in the intestine, which will also make the stomach uncomfortable.
Nutritional components:
Nutrients such as: 57 kilocalories, vitamin 0. 15 mg, protein 0.7 g, fat 0.2 g, carbohydrate 15.3 g, folic acid 19.6 μ g, dietary fiber 2.2 g, vitamin 125 μ g, and carotene 750 μ g. Nicotinic acid 0.2 mg, vitamin C 4 mg, calcium 18 mg, phosphorus 26 mg, potassium 88 mg, sodium 70.9 mg, iodine 0.4 mg, magnesium 17 mg, iron 0.2 mg, zinc 0. 16 mg, selenium 0.22 mg, copper 0.05 mg and copper 0.05 mg.
Efficacy indications:
Sweet potato has the effects of "tonifying deficiency, invigorating qi, strengthening spleen and stomach, and strengthening kidney yin", which makes people "live longer and have fewer diseases". It can also tonify the middle energizer, invigorate the blood, warm the stomach and fatten the five internal organs. Contemporary "Chinese Materia Medica" says: "It is sweet in taste and flat in nature. Enter spleen and kidney meridians. ""tonify the middle and blood, replenish qi and promote fluid production, broaden the stomach and relieve constipation. Indications: spleen edema, sore and swelling, intestinal dryness and constipation. "
Dietotherapy function:
1, blood tonic: Sweet potato is very nutritious, containing a lot of sugar, protein, fat and various vitamins and minerals, which can be absorbed by the human body in an interactive way, prevent malnutrition, and tonify the middle energizer, which is beneficial to spleen and stomach deficiency in middle energizer and malnutrition in children;
2, relaxing bowels: After the sweet potato is cooked, some starch changes, which can increase about 40% of dietary fiber when compared with raw food, which can effectively stimulate intestinal peristalsis and promote defecation. When people cut sweet potatoes, they see a white liquid oozing under the skin, which contains jasminoidin and can be used to treat habitual constipation.
3. Enhance immune function: Sweet potato contains a lot of mucin,
Can prevent connective tissue atrophy of liver and kidney, improve immunity, and prevent collagen disease. The minerals contained in sweet potatoes play a very important role in maintaining and regulating human functions. The calcium and magnesium contained in it can prevent osteoporosis;
4, anti-cancer: sweet potato contains an anti-cancer substance, which can prevent and treat colon cancer and breast cancer.
In addition, sweet potato also has the function of eliminating active oxygen, which is one of the causes of cancer.
Sweet potato contains unique bioflavonoids, which can prevent cancer and prolong life. It is a steroid similar to the hormone secreted by adrenal gland. Foreign scholars call it "fake hormones". It can effectively inhibit the occurrence of breast cancer and colon cancer. Sweet potato has a special protective effect on human organ mucosa, which can inhibit the deposition of cholesterol, maintain the elasticity of blood vessels, prevent connective tissue atrophy in liver and kidney, and prevent the occurrence of collagen disease. It is also an ideal diet food. Its heat is only 1/3 of that of rice, and because it is rich in cellulose and pectin, it has a special function of preventing sugar from being converted into fat.
Health care diet:
1, cold potato mixed with shredded pork:
Ingredients: lean pork100g, sweet potato 250g.
Auxiliary material: cucumber100g.
Seasoning: salt, white sugar, Chili oil, monosodium glutamate.
How to do it:
① Peel and wash the sweet potato, slice it into thin slices, then cut it into filaments and put it on the plate.
② Wash the tender cucumber, cut it into filaments, put it on a plate, sprinkle with a little salt, mix well and marinate for 20 minutes, and filter out the oozing water.
(3) Wash the pork, take a small pot of water, put it on the fire and bring it to a boil, put the meat in, add a proper amount of refined salt, add the lid and cook until it is cut off.
④ Take out the pork and let it cool, first cut it into thin slices, then cut it into filaments, put it on a plate, add sugar and spicy oil and mix well.
Tips: tonify deficiency, nourish body, regulate constipation, nourish yin, and tonify both qi and blood.
2, sweet potato milk:
Ingredients: 50 grams of sweet potato and 30 pieces of milk.
Material adjustment:
How to do it:
① Wash and peel the sweet potatoes, cut them into thin slices and put them in water to remove the astringency.
(2) put the sweet potato into the pot and boil it with appropriate amount of water, then turn to low heat and boil it until soft.
③ Grind it into mud while it is hot, add 30 grams of milk and cook it slightly.
Tips: arteriosclerosis diet, tonic diet, osteoporosis diet, anti-cancer diet.
3, onion oil potato block:
Ingredients: 500 grams of sweet potato.
Auxiliary material: 30g of green onion.
Seasoning: vegetable oil, salt, pepper, sesame oil and monosodium glutamate.
How to do it:
① Wash the sweet potato, peel it and cut it into 2 cm square pieces. Remove roots and old leaves from green onions, wash and cut into powder.
(2) Heat the wok over a large fire, pour in vegetable oil, add chopped green onion when the oil is hot, add sweet potato pieces and stir-fry for a few minutes when it is fragrant, and add refined salt to stir well.
(3) Put the sweet potato pieces around the pot, add a little water to the bottom of the pot, cover the pot, switch to low fire until the sweet potatoes are crisp and rotten, add monosodium glutamate and sesame oil and mix well, put them in a plate, sprinkle with pepper and serve.
Tips: stomach nourishing diet, constipation diet, anti-cancer diet, arteriosclerosis diet.
Homemade recipes:
1, fisherman sweet potato strips:
Raw material: sweet potato.
Accessories: garlic, bread crumbs, green and red peppers.
Seasoning: salt, pepper, chicken essence and dried starch.
How to do it:
(1) Wash, peel and cut the sweet potato into a note, soak it in cold water to control the dryness, then evenly stick dry starch, cut the green and red pepper into strips, and fry the garlic and bread crumbs together for later use;
(2) ignite in a pan and pour in oil. When the oil temperature reaches 50%, fry the French fries thoroughly in the pan, and then fry them again. When they are crispy outside and cooked inside, add green and red pepper, take out and drain the oil together. Stir-fry the garlic, bread crumbs and fried sweet potato strips in the pan, and add salt, pepper and chicken essence.
Mention:
2, fried sweet potato corn:
Ingredients: sweet potato, corn kernels.
Auxiliary materials: Lycium barbarum and green pepper.
Seasoning: salt, chicken essence, pepper, broth, cooking oil and starch.
How to do it:
① Wash and peel the sweet potato, cut it into cubes with the same size as corn kernels, wash the corn kernels and blanch them with boiling water for later use, and make the medlar with water.
(2) set fire to a pan and pour in the oil. When it is 7% ripe, add the diced sweet potato, fry until the skin is hard, take out the pan and drain the oil.
(3) Leave the bottom oil, stir-fry the green pepper and corn kernels slightly, stir-fry the diced sweet potatoes, add the broth, salt, chicken essence and pepper until the diced ones are cooked, stir-fry the medlar evenly, and thicken.
Note: Corn kernels contain protein, corn oil, sugar, vitamins and inorganic salts, which can regulate stomach, facilitate urination and reduce blood fat. Sweet potato tonifies the middle energizer and stomach, benefits qi and promotes fluid production, and broadens the stomach.
3. Steamed meat with sweet potato powder:
Ingredients: pork belly, rice noodles, sweet potatoes.
Auxiliary materials:
Seasoning: ginger, soy sauce, salt, pepper oil, a little pixian bean paste, chicken essence, sugar.
How to do it:
① Slice pork belly, not too thin, cut sweet potato into pieces, and dice ginger for later use.
② Put the chopped pork belly in a big container, add ginger, soy sauce, salt, pepper oil, bean paste, chicken essence and sugar, mix well, then add rice flour, and mix well, so that each piece of meat is stained with rice flour. After mixing, if it is a little dry, add some oil and water to mix well. Leave aside and marinate for ten minutes to taste.
③ Mix the cut sweet potato pieces with rice flour, but not too much. You can add some sugar appropriately, because German sweet potatoes are not too sweet, and adding some sugar tastes better.
(4) Use a bigger bowl, put the meat on the bottom, put the sweet potato on the top, put it in a pot and steam it for about two hours on medium heat. After taking it out of the pot, buckle it on the plate, sprinkle with chopped green onion or coriander, and serve.
Mention:
4, silk sweet potato:
Ingredients: sweet potato, sugar.
How to do it:
Wash, peel and cut sweet potatoes first. Pour oil into the oil pan (naturally much more than cooking). When the oil reaches 70-80% maturity, pour in the sweet potato pieces, fry them until golden, and take them out immediately. Choose good white sugar as ingredients. Dish the fried sweet potatoes. Hang sugar.
Mention:
5, curry sweet potato chicken pieces:
Ingredients: half a broiler and 2 Japanese sweet potatoes.
Seasoning: Indian meat curry powder, salt, monosodium glutamate, cooking wine.
How to do it:
① Cut the broiler into pieces (not too big) and add salt, monosodium glutamate and cooking wine for later use.
(2) Japanese sweet potatoes are cut into 1.5 cm wide, with a quarter circumference. Put water in the bowl and drown it. Set aside. Stir the curry powder with half a bowl of water and set aside.
(3) from the oil pan, when the oil is hot, add the chicken pieces and stir fry until the blood is broken. Add sweet potato pieces and stir-fry for about 1 min, add even curry juice, cover the pot with water and cook for 10 to 15 min. Sweet potatoes are soft and waxy, so that juice can be collected and served.