1. After cutting the abdomen and washing the fish, put it in cold water and pour a small amount of vinegar and pepper into the water to remove the fishy smell.

2. You can use half of salt and 5 kg of water. When the live fish is soaked in salt water, the salt water will be immersed in the blood through the fish body, and the smell will disappear after one hour. If it is a dead fish, it can be soaked for more than two hours.

3. When killing fish, wash fish blood as much as possible. When cooking, add onion, ginger, garlic and other seasonings to remove the fishy smell.