What are the benefits of eating sweet potatoes in winter?
The sweet potato has now been used by nutritionists as a food with both nutritional and nutritional benefits. Its calories are only one-third of the calories produced by the same weight of rice, and it is almost free of fat and cholesterol. Eating sweet potatoes is good for human health.
The effect and function of sweet potato
1, sweet potato is good for the heart
Sweet potatoes are rich in potassium, beta-carotene, folic acid, vitamin C, and vitamin B6. These five ingredients help prevent cardiovascular disease. Potassium helps the body's cellular fluids and electrolytes balance, maintaining normal blood pressure and heart function.
Beta-carotene and vitamin C have anti-lipid oxidation and prevent atherosclerosis. Folic acid supplementation and vitamin B6 help reduce blood homocysteine ​​levels, which damage the arteries and are an independent risk factor for cardiovascular disease.
2, sweet potato to prevent emphysema
An animal experiment found that smoking rats had lower levels of vitamin A and emphysema, and the incidence of emphysema was significantly lower in smoking rats fed foods rich in vitamin A.
Why some long-term smokers live above the age of 90 but do not have emphysema may be related to their rich dietary vitamin A content. Researchers suggest that those who smoke or passive smokers are better off eating a lot of life every day? A food such as sweet potatoes to prevent emphysema.
3, sweet potato has anti-cancer effect
Japan National Cancer Research? The top 20 list of cancer-fighting vegetables announced by the center: sweet potatoes, asparagus, broccoli, cabbage, broccoli, celery, bell pepper, carrots, cauliflower, leeks, leeks, indigo, mustard, tomatoes, green onions, large ? Garlic, cucumber, Chinese cabbage, etc. Among them, sweet potatoes ranked first.
In addition, Japanese doctors found that the cooked sweet potato had a higher tumor suppressing rate than the raw sweet potato through a diet survey of 260,000 people. After investigating the hometown of the centenarians in the western part of Guangxi, Chinese medical workers discovered that the longevity old people in this area share a common characteristic: they are accustomed to eating sweet potatoes daily and even use them as staple foods.
Eating sweet potatoes helps maintain normal folic acid levels in the body. Too low folic acid levels in the body can increase the risk of cancer. The high content of dietary fiber in sweet potato promotes gastrointestinal motility and prevents constipation and colorectal cancer.
As the weather turns cold, hot, sweet sweet potatoes become the most “hot†food after winter. In addition to traditional steaming, cooking, and stewing, what's new in sweet potatoes?
I. Ginger milk sweet potato syrup
Raw materials: sweet potatoes, ginger, rock sugar, water, milk.
practice:
1. Sweet potato peeled and diced, soaked in clean water for about half an hour, can prevent the cooked sweet potato from becoming dark.
2. Add appropriate amount of fresh water and a small amount of crushed ginger, as well as rock sugar boiled for about 20 minutes until the sweet potato is pungent.
3. Add milk to drink and sweeten it.
2. Sweet potato tremella
Ingredients: 1 sweet potato, 1 dried tremella and several grains.
practice:
1. Dried Tremella with soft water soak to soft.
2. Sweet potato peeled, cut into small pieces, and rinse the wolfberry.
3. Wash the soaked white fungus and put it in the pot. Add it to boil until soft.
4. Put the sweet potato pieces into the oven and cook for about 10 minutes until the sweet potatoes are cooked.
5. Put the pot again and cook for 5 minutes.
III. Sweet potato steamed ribs
Raw materials: 200 g ribs, 1 sweet potato, 100 g rice, 50 g japonica rice, 3 leaves of geraniol, 6 garlic, 2 star anise, 1 ginger, 10 g of cooking wine, 5 g of soy sauce, 5 g of soy sauce, salt 22 Grams and cinnamon.
practice:
1. Put the rice, glutinous rice, geraniol, star anise, garlic, cinnamon and ginger into the wok.
2. After the slow-burning scent is turned on, add salt to continue the savory taste and remove the ingredients other than rice and glutinous rice.
3. The fried rice is cooled and poured into the cooking machine and broken.
4. The sweet potatoes are peeled and washed, cut into hob pieces, and placed on a plate.
5. Place the marinated ribs on the sweet potatoes and transfer them to the steamer.
6. stir the steam and then turn to medium heat for 25 minutes, turn off the heat and take it out for a while.
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