The swimming crab is named after the head breastplate is shaped like a shuttle, so it is also named as a shuttle. There are three protrusions in the center of the carapace, so it is also called "Portunus trituberculatus", which belongs to arthropods. Male umbilicus is smooth, with long claws and bluish shell surface; The female umbilical cord is round and fluffy, and the shell surface is ochre or spotted. Portunus trituberculatus meat is delicious and has high nutritional and economic value, and is suitable for temporary cultivation and fattening in seawater.

2 How to fry spicy crabs? Prepare garlic, dried peppers, onions, vegetables, ginger, soy sauce, starch, cooking wine and crabs.

Clean the crab, cut it in half, remove all the inedible parts, marinate it with yellow wine and ginger, dip some flour in the crab roe, and then fry it thoroughly in the oil pan with low fire. After the crab roe is fried, it will be locked in all the flour, and then take it out for later use. After cleaning some potatoes, rice cakes and lotus roots, blanch the ingredients that are not easy to cook, and then add a proper amount of oil to the pan. Stir-fry the chafing dish bottom material, chicken essence and soy sauce, then add lotus root, potato and rice cake, then stir-fry the fried crab, and finally thicken it with starch.

3 How to deal with the crab before frying? Keep the crab's abdomen in an upward state, then stick a bamboo needle into the crab's navel, put the crab in the water, and scrub it with a brush. Then we cut off the crab feet and the crab claws. Then remove the hair from the crab claws and cut them directly into two pieces.

4 What does the crab go with to dispel the cold and ginger? It's very good to stir-fry the crab with ginger. The crab is cold and the ginger is hot, which will have a pungent taste, which can dispel the cold and warm the stomach. The ginger juice inside can also play a role in sterilization, deodorization and detoxification, so the crab and ginger are fried well together.

It is also a good choice to stir-fry yellow wine crabs and yellow wine together, so that it can relieve the exterior and drive away the cold. Moreover, when eating crabs with yellow wine, it can play a very good disinfection and sterilization effect.