1. Rinse dry sea cucumber with tap water slightly, put it in an oil-free and clean container, and pour enough purified water without sea cucumber.

2. Soak the sea cucumber completely in water, put it in the fresh-keeping layer of the refrigerator or soak it at room temperature for 48 hours, and change the water twice.

3. There is a small mouth in the abdomen of the sea cucumber, and it is cut from the mouth to the head of the sea cucumber to clean the cauliflower-shaped sand mouth and teeth.

4. Cook the sea cucumber with strong fire for 20 minutes, then stew it with low fire for 10 minutes until it is naturally cool, clean it simply, put it in a container, add purified water, completely soak the sea cucumber in water, and put it in the refrigerator 12 hours before eating.