First of all, wash the shell of the green crab, peel off the shell, remove the sandbag, gill leaves, wash and chop into small pieces, dip the cross-section of the crab meat into custard powder, put it into the frying pan to deep fry, blanch the rice cake in the pan and fish it out, put a little oil in the pan and add onion, ginger and garlic slices to stir-fry, put in the seafood sauce, chili sauce, oyster sauce, add two tablespoons of water, put in the deep-fried crab and rice cake, stir-fry to collect the juices, and then the soup can be when the soup is thick. Green crab, also known as yellow gazelle crab, also known as gazami crab, is a member of the class Crustacea, family Gazamiidae, commonly known as gazami crab, inhabiting the mud mud flats and the shallow sea near the shore, and usually enters the mud flats with the tides, and prefers to live in the place where there is a flow of fresh water. Green crab is produced in all seasons of the year, but from the third to the twenty-third day of the eighth month of the lunar calendar every year, the shell of the crab is as firm as a shield, the claws are round and strong, and the crab is double-skinned, which is said as "the grimy gazelle of the eighth month is as good as a chicken". The famous poet Su Dongpo also wrote a poem "half-shelled gazami" in the poem "Gazami", "half-shelled gazami is good for drinking, and two chelae are good for eating".