(1) salt water immersion: buy back the live crabs should first use water to rinse the body surface of the dirt, and then put into the light salt water soak for a period of time, so that the crabs can spit out the stomach of the dirty things, in the soaking period should pay attention to more water, until the crab spit out the water until the water is clean. Then pinch its back with your hand and approach the edge of the plate by suspending it, so that the double pincers can just catch the plate string.

(2) White wine immersion: Let the crab soak in wine for 5-10 minutes to fully bathe some. Through the stimulation of wine, the spoils of the body will be discharged, and at the same time, the crab can also be drunk through white wine. Wine can not only remove the fishy odor of the crab, but also make the crab lose its struggle, so as to facilitate the subsequent operation. Of course, if you don't have white wine at home, you can use 45 degrees of warm water to scald them. The water temperature is high, the crab's feet and pincers will fall off, I think there are boiled crabs will realize this, and this will not put the crab directly scalded to death, affecting the crab's nutrition and taste, put the crab into the warm water water, about 3-5 minutes or so, the crab does not move on it.

2, cleaning crab viscera method:

(1) in addition to the stomach: is located in the first half of the crab shell, within the mud, is the place where bacteria grow and multiply. Crab stomach is commonly known as "crab monk", that is, in the dorsal shell of the front edge of the center of a triangular bone package, within the dirty sand.

(2) in addition to the intestine: located in the middle of the crab umbilicus, a black line.

(3) in addition to the crab heart: located in the middle of the crab yellow. The heart of the crab is extremely cold, hexagonal, also known as "hexagonal meat", it is in the center of the crab, a piece of black membrane coat, when eating, you can take the tip of a crab foot to pick out.

(4) in addition to the gills: long in the abdomen of the crab as the eyebrow-like two rows of soft things, also known as "crab Bailey". On both sides of the crab body, there are more pathogenic bacteria and dirt. The above parts are dirty and have no food value, do not chew a gas, so as not to cause food poisoning.

3, scrubbing crabs: when the crab spit clean stomach pollutants, we must begin to use water to scrub crabs, in the scrubbing time to pay attention to, the water flow do not open too large, with a toothbrush to scrub crabs, brush when you want to force.

(1) Brush both sides of the crab's body, the back, the abdomen and the mouth, and then brush the crab legs and the roots of the crab pincers.

(2) The belly cover part of the crab is the key part to be cleaned because there are a lot of pollutants and excreta in the belly cover, you should squeeze out the excreta from the belly cover before cleaning it, and then brush the belly cover to clean the dirt.

(3) Finally, brush the crab pincers and then rinse with water.

4, the practice of scrubbing crabs:

(1) the left hand with the thumb and forefinger to grab the crab cover on both sides and flip the crab belly facing themselves, the right hand with a toothbrush to brush the crab's 8 legs will be in addition to the sediment. The left thumb and forefinger must be grasped hard, lest the crab struggles to escape.

(2) After brushing the thighs, use the toothbrush to brush both sides of the crab cover and the two crab pincers, especially the crab pincers must be brushed a few times, because the crab pincers have more hairs on them, which are easy to hide dirt.

(3) The following is the most difficult step. The left thumb, index finger and ring finger three fingers and grasp the crab a pair of crab pincers and turn over, the right thumb and index finger crab umbilicus turn over, the stolen goods extrusion. If you want to play well with the three fingers of your left hand, you can't be afraid of being pinched by the crab, as the saying goes, be bold and careful. Once you grab the crab pincer, you have to exert yourself and not let the crab break free, otherwise there is a possibility of being pinched.

(4) While the crab umbilicus does not fit the crab belly. Use a toothbrush to quickly brush the sediment at the gap between the crab belly and the crab umbilicus.

5, finish soaking and cleaning: Finally, the cleaning of the completed crab into a pot with a large half pot of water, all washed and filled with fresh water soak for about ten minutes before rinsing, the purpose is to wash off the washing of crabs with dirty water, so that the crabs are thoroughly cleaned.