The nutritional value of corn ash bag is extremely high. Corn ash bag is infected with smut, which is a beneficial bacteria. It is rich in protein, contains vitamins and minerals, and can be eaten by men, women and children. There are also some foreign countries named "natural black truffles", so you can imagine how delicious this fungus is. Because of their ugly appearance, they like to eat children, which is also a very popular dish in rural areas. Its method is simple: take off the grey bag before it is ripe, wash it and boil it, and then add other condiments to eat it. Corn ash steamed stuffed bun is not available in all seasons, so it can be said that it is a limited time special supply. Every household uses this to cook steamed buns with reduced corn ash, which can only be eaten next year.