Potatoes, green leafy vegetables, bean skin, etc. Vegetarian dishes are divided into two situations. First, green vegetables, such as coriander, water spinach and Chinese cabbage, will damage their water-soluble vitamins and affect their nutrition if cooked for a long time. Generally speaking, the maximum cooking time is 1 minute. However, bean skin and dried bean curd are rich in plant protein, which is easy to breed bacteria. It takes at least two or three minutes to be insured.

Beef and mutton slices, pork belly, crispy meat, etc. These are common meats when eating hot pot, but the thickness of the meat slices is different, and the cooking time is different. Generally speaking, it should be cooked for about10-15 minutes to be fully cooked.

Eel, loach, shrimp, etc. Fish live in water all the year round and contain many parasites or microorganisms. But eating fish and shrimp pays attention to freshness. Many diners often put bloody loach and eel directly into the pot. At this time, they should pay more attention to cooking for a while, at least 15 minutes or more.

Hairy belly, duck intestines, yellow throat, etc. Many people like to rinse beef omasum and duck intestines, which is crispy. However, the internal organs may contain bacteria. It is recommended to scald them for at least 3-5 minutes before they are fully cooked. As for the brain flower and blood, it will take longer to cook, preferably 10 minutes or more.