Blanch the chicken feet first, then cook them on medium heat, and prepare the ingredients in the meantime.

2. Wash crabs and prawns. Wash the shells of crabs, then cut them in half for later use. Remove the whiskers and shrimp lines from prawns and clean them.

3. Put the right amount of oil into the pan, and the crab wraps the starch and prawns into the pan and fries them for later use.

4. Remove the chicken feet after cooking, keep the water, dice the onions, and wash the vegetables for later use.

5. Take out the oil pan, stir-fry with bean paste, add onion, carrot and potato, stir-fry well, then pour in the water for boiling chicken feet, add appropriate amount of salt, soy sauce and sugar, add prawns and crabs after the water boils, stew for 10 minute on medium fire, add vegetables, collect juice on high fire, dish, and sprinkle with coriander and white sesame seeds.

Crab (páng xiè): Animal kingdom, Arthropoda, Crustacea, Soft Crustacea, True soft armor Subclass, Decapoda, Gastropoda, Anura. It is a crustacean, its body is protected by a hard shell and it breathes through its 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. They rely on the mother crab to give birth to small crabs, and every time the mother crab will lay a lot of eggs, the number can reach more than millions. Crabs rely on the geomagnetic field to judge their direction. The number of such biological genetic materials is complex and has great differences, often as many as 100 pairs. Common crabs are hairy crabs (river crabs, hairy crabs, clear water crabs) and swimming crabs. China is rich in crab resources, among which the hairy crabs produced in Gucheng Lake, Taihu Lake, Gaoyou Lake, Yangcheng Lake, Crab House, Xinghua and Hongze Lake in the lower reaches of the Yangtze River are the top grade.