The method you just saw

Boil the water in the pot, add 1 tablespoon of vinegar (the vinegar is to prevent the eel from peeling), pour the live eel into the pot, be sure to cover it A good lid prevents them from jumping out.

For about 1-2 minutes, the eel stopped moving and opened its mouth slightly. He immediately took it out and soaked it in cold water. (Cold water must be prepared in advance)

After it is completely cooled, place the eel flat on the chopping board and use a disposable plastic knife to make 3 cuts along the triangular bone of the eel from the head to the tail. , leaving exactly 3 pieces of eel meat.

Use clean water to wash away the internal organs, blood, and white film on the surface of the eel skin.