1, the bean curd should be stored in the refrigerator, so that it can be stored for a long time to prevent oxidation. If it changes color, you can't eat it, which will be harmful to your health.

2. When choosing a container, you should choose a container with good sealing performance. It is best to use glass bottles instead of plastic bottles. Bottles should be disinfected with alcohol before making. Use clean and dry chopsticks when picking tofu, and don't let water or other sundries enter the bottle.

3. Fermented bean curd is an original condiment in China, including red fermented bean curd, green fermented bean curd, white fermented bean curd, fermented bean curd with sauce and colored fermented bean curd. It can be eaten alone or used to cook dishes with unique flavor. Although the appearance is not so good, these things are really not simple when it comes to nutrients.