First, take out the packaged frozen crab and brush it with a toothbrush.

Second, then, remove the crab gills on both sides and other inedible places.

Third, get rid of the crab's mud bag and put it in the crab's mouth.

Four, chop off two big crab claws and hard places that can't be eaten.

5. After that, the crab meat is facing up, sprinkle with condiments and serve.