How to preserve sea crabs to keep them fresh

The nutritional value of sea crabs is relatively high, and generally speaking, they are more nutritious than river crabs. We know that fresh sea crabs are not easy to preserve. If you need to preserve them, you can put them directly in the refrigerator and freeze them, so that they can be preserved for a longer time. You can also tie up the sea crabs, put them in a water tank, add ice cubes, and put them in the refrigerator together. This is also a better preservation method.

How to preserve sea crabs

Since ancient times, people have liked to eat crabs, a delicious food, especially crabs from the sea, which are very appetizing. The delicious taste has become the only choice to improve the diet. However, sea crabs usually feed on plankton and animal carcasses. The amino acids and other characteristics contained in their bodies will be converted into amines, which are harmful to the human body. Therefore, it is very important to eat fresh sea crabs. If you are not in a hurry to eat the sea crabs you bought, how should you preserve them?

Method 1: The most common way to preserve crabs is to tie them all up to restrict them from crawling around, then place them in a foam box and put them in the refrigerator with an appropriate amount of ice.

Method 2: Put fresh crabs directly into the refrigerator and freeze them. They can be stored for about a week.

Method three: Put the crab in a bathtub and add some water. Since the bathtub wall is slippery, it cannot climb out.

Method 4: Prepare a jar, put some wet mud at the bottom of the jar, and seal the mouth of the jar with wheat ears. This is a very ancient method of storing crabs, you can try it.

Method 5: Put the crab in a bucket and add water to half the height of the crab to keep it moist. Cover it with a chopping board, leaving some gaps so that the crab cannot escape and the crab can breathe.

What nutrients does sea crab have

Sea crab is a kind of swimming crab, and its nutritional value is relatively high. Every 100 grams of sea crab contains 12.2 grams of protein, 1.6 grams of fat, and 0.9 grams of carbohydrates. In addition, the content of vitamins and trace elements is also relatively rich, which can supplement nutrition to the body and make the body stronger. Crabs are high-protein foods, and eating them regularly is very beneficial, especially for people with weaker bodies.

In traditional Chinese medicine, sea crab is also a tonic food with significant effects. Chinese medicine believes that crab is sweet, cold in nature, non-toxic, and has the effects of clearing heat, dispersing blood, and nourishing yin. The "Shennong Bencao Jing" says that sea crab "treats evil qi, heat knot pain in the chest, murmuring, and facial swelling", while the "Famous Doctors' Records" believes that sea crab "resolves knots and disperses blood, heals lacquer sores, nourishes tendons and replenishes qi."

Sea crabs have significant heat-clearing effects. If there is excessive fire in the body, it is very suitable to eat some cool ingredients such as sea crabs. In addition, sea crabs have the effects of nourishing bones and marrow, nourishing tendons and activating blood circulation, benefiting limbs, nourishing liver yin, and replenishing gastric juice. They have certain dietary tonic effects on diseases such as blood stasis, jaundice, low back and leg pain, and rheumatoid arthritis.