Cleaning dried Chinese cabbage, cutting into sections, and soaking in mushrooms, dried tangerine peel and dried cuttlefish for 30 minutes; Wash the cabbage and pork, put all the ingredients into the pot together, add water 1200ml (about 12 bowls of water), bring the pot to a boil with strong fire, then slow it for 2.5 hours, and add appropriate amount of salt. This quantity can be used by 3~4 people.