However, if the number of crabs in a pot is relatively large, it needs to be steamed for a long time as appropriate, so that the steamed crabs are not only fresh and tender, but also can achieve the sterilization effect.
Crab is a crustacean belonging to the class mollusca, Decapoda, whose body is protected by a hard shell and breathes through gills. Taxonomically, it is the same kind of animal as shrimp, lobster and hermit crab. Most kinds of crabs live in the sea or offshore areas, and some live in fresh water or land. Common crabs are Portunus trituberculatus, Portunus trituberculatus, Eriocheir sinensis and Eriocheir sinensis (Eriocheir sinensis, Eriocheir sinensis and Eriocheir sinensis).