1, the cooking time should not be too long, and the time should be1.5 ~ 2 hours, and it is no exception to cook hard rice without meat, which can best retain nutrients. Boil it with high fire first, and then cook it with low fire.

2. Rich ingredients are put into the soup, which is balanced in nutrition and beneficial to digestion and absorption. However, if the soup is cooked for too long, it will cause the loss of nutrients such as protein and fat in the food. Therefore, it is suggested that soup should be eaten with meat, because it is impossible for protein in food to "boil" out and dissolve in soup.