Black line that is the fishy line, the fishy flavor requirements are not high can not go, and vice versa to remove, so that the fish made out of the fish odor fishy taste will be reduced.
Steps
1, carp scaling and gutting, rinse with water.
2, in the front of the fish by the head, cut a knife; in the tail of the fish by the tail, cut a knife, and then use the side of the kitchen knife to make a few flat pats.
3, in the head of the fish at the slash, you can find a white spot as big as a pinpoint, gently pinch and pull outward.
4, a hairline like a white line completely withdrawn, this is the fishy line, the other side of the same method of treatment, fishy line removed.