It is not recommended to buy a casserole at this price.

Generally speaking, the quality of casseroles at this price is not very reliable. In order to reduce costs, some unscrupulous merchants do not strictly implement relevant production standards. It is not recommended to buy casseroles that are too cheap. When buying casseroles, try to go to regular shopping malls and choose casseroles from regular brands.

A good casserole has a reasonable structure, is placed flat, the pot body is round, the inner wall is smooth, there are no protruding sand grains, and the lid is tightly buckled and does not deform. The selected pottery is very fine and mostly white in color. The quality of the surface glaze is also very high, with uniform brightness and good thermal conductivity. If the environment permits, you can fill the casserole with enough water and check if there is any leakage.

Precautions for using casserole:

1. It is best to soak the newly purchased casserole in 4% vinegar water and boil it before use, which will help to better remove impurities.

2. When the casserole is used for the first time, it is best to use it to cook porridge or thick rice washing water to block the fine pores and prevent water seepage during use.

3. When making soup or stewing meat in a casserole, first put water in it and then put the pot on the fire. In order to extend the life of the casserole, it is best not to cool or heat it quickly. You can cook it on a slow fire first and then on a high fire.

4. When cooking in a casserole, use slow fire first, then high heat, wait until the soup boils, and finally cook it over slow fire. After cooking, the casserole should be placed on a dry wooden board or straw mat. Never place it on tiles or cement floors. Otherwise, the casserole will crack if it is suddenly cold, and it is easy to burn people.