Mountain porridge

45-60 grams of dried stalks, or 100-200 grams of fresh yam, washed and sliced, and 100 grams of glutinous rice with porridge, for breakfast and dinner. The yam is sweet and flat. It is a kind of food that nourishes the spleen, lungs and kidneys. According to modern medical research, yam contains amylase, choline, mucilage, glycoprotein and free amino acids, fat, carbohydrate, vitamin C and Iodine, calcium, phosphorus and so on. The amylase contained in yam is known as "digestin". Because it breaks down proteins and carbohydrates, it has nourishing effects. Middle-aged and elderly people often eat yam porridge in the spring and they benefit a lot.