Iron stick yam is slender, full of powder, and has little water content, so it can hardly be squeezed out. CCTV2' s health road column is known as "the food of the gods" because of its rich nutrition. Its skin is thin and meat is fine, and its texture is hard. When two hands touch each other, it clangs and is not easy to break, so it is named "iron stick yam". In addition, the unique purple-red "rust spots" can be seen on the epidermis of iron stick yam. Suitable for porridge, yam paste, or direct steaming.
The simplest method of iron stick yam is to wash and cook it directly. Rose sauce is barnyard grass made by herself. Used to dip yam, with excellent flavor.
Gently wipe the epidermis of yam with water to remove bristles and papules. You don't need to use a paring knife. Skin contains one-third of nutrients, so eating with skin is more comprehensive. Iron yam is already very thin, so it is better to eat it with skin instead of skin!
Iron stick yam has less water content and is rich in yam polysaccharide, so the juice is thick, dry, greasy and sweet after cooking, and it has the feeling of "sweet with sweetness" at the entrance, accompanied by a faint hemp taste.
Nutritional efficacy
Nutritional knowledge of iron stick yam;
1. Buzhong: Tiegun Yam is rich in 18 amino acids, 10 trace elements and other minerals, so it has the functions of strengthening spleen and stomach, tonifying lung and kidney, tonifying middle energizer, invigorating spleen and deficiency, tonifying kidney and replenishing essence, and calming the nerves. Li Shizhen's Compendium of Materia Medica has the function of "invigorating spleen, nourishing essence and strengthening kidney, and treating all diseases".
Second, quenching thirst and promoting fluid production: This yam has the effect of quenching thirst and promoting fluid production: in the prescriptions of traditional Chinese medicine for treating fatigue and diabetes, yam is often used alone or in combination with other drugs, with better effect.
3. Health care: Because fresh yam is rich in vitamins, amino acids and minerals, it can prevent and treat abnormal lipid metabolism and arteriosclerosis, and also has a certain effect on maintaining the normal function of insulin, with health care functions such as enhancing human immunity, benefiting the heart and calming the nerves, relieving cough and asthma, and delaying aging.
Fourth, beauty: Li Jing, an expert on spleen and stomach in the Yuan Dynasty, said: "To cure dry skin, it is to moisten it with this thing." Li Shizhen wrote: "Yam can moisten fur." Yam has a unique effect on nourishing skin, bodybuilding and beauty.