1. Soak the lobster in clear water, add salt and vinegar, soak for several hours, and force the lobster to spit out the dirty things on its cheeks. Change the water several times to make the lobster's cheeks spit out the dirty things.

2. Hold the thigh with your hand and drag the leg under your head down and stick it on your cheek.

3. Brush the shrimp with a brush.

4. Take the middle part of the tail and remove the shrimp line.

5. Wash the shrimp body and legs several times until they are completely washed.