1, carp viscera, then wash with clear water, and then drain the water for later use.

2. Scrape the fish scales with a knife, then cut a knife at the joint between the fish head and the fish body to pull out the fishing line.

3. After the fishing line is pulled out, draw a cross knife edge on the tail of the carp, and then draw a knife edge on both sides of the body.

If the carp is too big, you can cut it in half, but if the fish is not big, you don't have to cut it in half.