01
Kill the fish well and wash it, use to cut off the head first.
02
Use your hands to flatten the body of the fish, one hand to hold down the body of the fish, the other hand to hold the knife close to the fish bone horizontally will be cut off the meat on the body of the fish.
03
Following the same method, cut the flesh off the other side of the fish.
04
After cutting off, remove the spines from both pieces of fish flesh, and you can fillet the fish with the extracted spines.