Short-term refrigeration, long-term freezing. If you can eat them all within 3 days, it is advisable to put them in the refrigerator, but if you need to keep them for a long time, you need to put them in the freezer. With the help of the minus ten degree environment, the crabs can be stored for a long time in a relatively bacteria-free condition.

The method of freezing is:

Select fresh crabs that are vigorous, then hold the two big pincers of the crab and tie them up with cotton threads, and then wrap the cotton threads around the rest of the crab's foot gang twice to avoid their activities. Then put the tied crabs into a plate and cover it with a wet towel to keep the crabs moist and hydrated. Finally put the crab into the refrigerator freezer to keep can, the temperature is adjusted to between 5-10 degrees.

Freezing method is:

The method of freezing crabs its first and second step is the same as the freezing method. Then put the tied crabs into a sealed plastic bag or plastic bowl. Place in the refrigerator freezer to keep, the temperature is adjusted to minus 18 degrees is appropriate.

Crab purchase method

1, look at the shell

In the selection of crabs, the first to see is the shell of the crab, the shell is green in the translucent more hard, looks shiny and bright, this crab meat and fat, and some crab shell looks yellow, there is no luster feel also not The shells of some crabs look yellowish, have little luster and are not thick, so try not to pick such crabs.

2, look at the abdomen

The crab in turn we will see it snow white "belly", to see the crab when the plump, we can use our hands to press its stomach, if the hand feel thicker some hard, looks like the stomach is also the state of the bulge, the crab yolk, fat and plump. The crab's stomach will be concave when gently pressed with the hand, which means that there is little "stock" in the stomach, and naturally there is nothing to eat.

3, look at the crab legs

Crab legs will have some hair, some more and dense, some less and sparse, in fact, these crab legs on the hair is to distinguish whether the crab is healthy and fat the key to the crab, such as some of the crab legs on the hair is more exuberant and hard crabs, most of the crab is a strong adult crab, the crab meat is rich and fertile, more fat, on the contrary, the hair is less and soft On the other hand, the less fluffy and soft crabs are less energetic and less meaty.