Is it okay to cook river crab directly without washing

Crabs in the river are not cleaned, and it is okay to cook them directly. It's just that we don't think it's hygienic, because after cooking at high temperatures, nothing will affect our health.

No. River crab is a kind of crab that lives in the freshwater environment, river crab often burrows in the mud bank of rivers, rivers and lakes, is nocturnal, feeds on fish, shrimp, animal carcasses and grains, and the parasites and silt that adhere to the river water on the body of the river crab will not be fully cleaned, it will taste bad and very unhygienic.

Chinese mitten crab is a crustacean of the family of square crabs, mitten crabs, also known as river crabs, hairy crabs, is a traditional aquatic treasure in China, although the Chinese mitten crab grows in fresh water, but it has to reproduce offspring in the shallow sea near the estuary. Every autumn, mature individuals converge in the river channel leading to the sea and travel down the river to the estuary area, where they mate, lay eggs, and overwinter. Adult crabs prefer to live in burrows on mud banks, or hide in gravel and aquatic grasses, and have a wide range of adaptation to temperature and salinity.

It can hunt skillfully on aquatic vascular plants, shore plants, snails, mussels, etc., which have hard shells.

No, you can't go directly to the pot if you don't clean the river crab, so it's better to rinse the dirt and sediment first.

If the river crab is not cleaned, of course it is okay if it is cooked directly, because it is whole anyway, and it is not eaten outside, so it should not affect the meat inside, but it is not very hygienic, of course, it is best to clean it and then cook it.

Yes, the river crabs that are generally sold are relatively clean. Of course, it's best to wash it.

Of course, you can, but if you don't wash it, the sediment and other dirty things carried by the crab are there, and you won't feel disgusted when you eat it!

No, it should be cleaned, and it should be cleaned with a brush.

1. The crabs need to be cleaned, first prepare half a basin of water and an old toothbrush.

2. Put in the crab to be cleaned, don't worry about the crab running around, it will burrow into the water. A few crabs will run out, just catch it or drive it into the water, and it will be quiet for a while. Soak for about 10 minutes and then you can wash it.

3. Grasp both sides of the crab and use a toothbrush to vigorously wash the back, abdomen and mouth.

4. Then clean the sides of the crab and the roots of the feet and tongs.

5. This is the most critical step, and it is not okay to be timid. Grasp the double tongs (Use the toothbrush handle to pick up the joints of the double tongs from the bottom up, and use the thumb and index finger of the crab catcher to grasp the crab claws firmly along the root of the tongs. Individual ferocious crabs can be opened by pressing down on the pincers a few times or tapping a few times, and squeezing out the excrement from the inside out in the middle.

6. Clean the dirt and crab claws in the belly cover of the crab, so that the crab is considered to be cleaned.

7. Put the cleaned crabs into a pot with half a pot of water, (if you don't put water, the crabs will run around) after all the dishes are washed, fill them with water and soak them for about ten minutes before rinsing, the purpose is to wash off the dirty water brought in when washing the crabs.

River crabs should not be eaten if they are cooked without washing, because there will be bacteria and soil on the surface of the body of river crabs, and it is harmful to health if they are cooked directly.

No, it can only be steamed after cleaning, but not boiled. Steam for 10 minutes.

It's okay to cook it, and it's no problem to eat it. It's just that if it's dirty, it will affect the taste.

There are a lot of bacteria and viruses attached to the surface of the body of the river crab, and some soil, which is definitely not good without cleaning.

That is, in order to wash away the sediment, it is generally alive, and it is almost spit out in the pool. It doesn't matter if you don't wash it.

River crabs must be cleaned with water before cooking, otherwise there will be a lot of dirt and bacteria, which will be bad for your health after eating. When washing, you can use a brush to carefully scrub every corner and rinse it a few more times.

It's best to clean it, these things are easy to breed parasites, and it is not good to cook them directly without washing.

4. Then brush the heel of the crab, the gap between the foot and the foot;

5. After removing the internal organs of the river crab, first remove the horns on the crab belly, throw away the back shell, if there is crab yellow, bring the triangle in the middle of the crab shell to remove, if there is no crab roe, throw away the back shell, and then remove the crab mouth and crab gills;

6. Finally, rinse the river crab with clean water a few times.

The river crab is a large crustacean that often burrows in the mud banks of rivers, rivers and lakes and marshes, and is nocturnal and feeds on fish, shrimp, animal carcasses and grains. River crab is a precious freshwater product, which is delicious and nutritious, and has high economic value.

River crabs live in the mud banks of rivers, rivers and lakes and marshes, and the living environment is relatively dirty, plus it feeds on fish, shrimp, animal carcasses and grains, so we must clean it before eating, otherwise it will eat dirty things, which is also harmful to the body, so how to wash river crabs to wash them?

Step 1: Put the river crab into a basin of clear water, pour in a small amount of liquor and soak;

Step 2: When the crab is unconscious, pat it with the back of the spatula until it is stunned;

Step 3: Quickly grasp the back of the crab with your hand, lift it to a position that is level with your chin, and pick up the brush and brush it towards the abdomen of the crab, which has become flat.

Step 4: Brush the crab carefully, do not miss any corner of its body, check that there is no silt and throw it into another bucket, rinse it with water.

This method of washing river crabs is more common, and it can also be soaked in salt water, which can also play a role in disinfection, but the most important thing is to use a brush to brush one by one.

Although the river crab is delicious, the process of cleaning before cooking is still more troublesome, after all, this small crab lives in a dirty mud ditch, and fish, shrimp, and animal carcasses are the main food, which is still relatively dirty, so be sure to wash it!

River crabs must be bought alive, because if you eat them, you will be poisoned. And you can't eat fruit when you eat river crabs, because it will cause diarrhea, and the consequences are very serious. After the river crab is bought, rinse it several times to remove the surface sediment of the river crab, and then put it in a large basin to add water, it is best to cover it, otherwise it will crawl out, wait for about 1 hour, let the river crab spit out the sediment.

Rinse it again, and it's ready to cook.

River crabs, also called "crabs" and "hairy crabs", have a square shape and a hard texture of the cephalothorax formed by the combination of head and thorax. There is a pair of eyes on the front of the body and two pairs of sharp crab teeth on the sides. The pair of appendages at the very front of the crab are called chelicerae, and the surface is covered with villi; After chelicerae there are 4 pairs of footsteps, flattened and long; The abdominal limb has degenerated.

The male and female of the river crab can be distinguished by its abdomen: the female has a round abdomen, and the male has a triangular abdomen.

The river crab is a large crustacean with a body divided into 21 segments, and the whole body is divided into two parts: cephalothorax and abdomen because the head and thoracic segments heal each other. The back of the adult crab is inky, and the cephalothorax is on average 7 cm long and wide.

River crabs often burrow in the mud banks of rivers, rivers and lakes and marshes, are nocturnal, feed on fish, shrimp, animal carcasses and grains, often migrate to the estuary of the sea to spawn in autumn every year, hatch in March and May of the following year, develop into juvenile crabs, and then swim back to the river. The meat is tender and is a favorite food. The scientific name of river crab is Chinese mitten crab, which is a precious freshwater product, delicious and nutritious, and has high economic value.

River crabs are crabs that grow in freshwater and breed in river water. Before reproductive migration, they are all juvenile crabs, because of their yellowish shell color, commonly known as "yellow crabs", their gonads are very small, basically undeveloped, and the weight of the liver is much greater than the weight of the gonads. When it completes the last molt, it develops into a "green crab", the shell color is dark green, the gonads are fully developed, the male crab has a dense chelicerae hair, the foot bristles are thick and long, the female crab's abdomen completely covers the ventral surface of the cephalothorax, and the bristles on the edge of the abdomen are long and dense.

The life of the river crab is short, in its life history through flea-like larvae, big-eyed larvae, juvenile crabs and adult crabs and other stages, in a lifetime need the larvae 5 times molt to become big-eyed larvae, and then after 13-15 times molting to become an adult crab, it has only one reproductive cycle in its life, and the end of life after reproduction, generally speaking, the life span of river crabs is 1-3 weeks old.

Preparation of boiled river crab:

1.After cleaning the crab slightly, put it in a boiling pot and pour in the water that has not covered the crab2Add green onions, ginger, garlic, salt and cooking wine, cover and bring to a boil over high heatReduce the heat to medium and cook for 20 minutes.

<> rivers and streams need to be cleaned. First prepare half a basin of water and an old toothbrush; Put the river crab to be cleaned into a basin and soak it very much; Grasp both sides of the crab and use a toothbrush to vigorously scrub the back, belly and mouth of the crab; Then wash the sides of the crab and the roots of the feet and tongs; Grasp the double forceps, open the abdominal lid, and squeeze out the excrement from the inside out in the middle; Clean the source hole bush and crab claws hail cherry in the belly cover of the river crab, and then rinse the whole with clean water.

Crabs cannot be steamed directly without washing, because aquatic products will be stained with a lot of soil or other aquatic plants in the lake water, and even a lot of bacteria, which are very dirty, so it is recommended that it is best to clean them and then steam them in the pot, so that they can eat more hygienic.

The crabs bought back are basically tied, so put them in the water when washing, soak them for about ten minutes, and after choking, grab the crab shells on both sides of the crab legs, brush the crab shells, navel and mouth with a toothbrush, and finally open the abdominal lid, squeeze out the excrement, rinse it and soak it for about ten minutes.

Introduction: When making steamed crabs and other dishes, it is usually steamed whole live crabs in a pot. After the steamer boils, put the crab in, first steam on high heat for about 5 minutes, and then switch to low heat to continue steaming for a period of time.

Crabs below 3 taels should continue to steam for about 10 minutes, 3 or 4 taels for about 12 minutes, and more than 4 taels for about 15 minutes. Usually, for every 1 tael of weight gained, the steaming time will increase by about 2 minutes, and if the time is too much, the crab will lose the delicious taste of the crab, and it is not easy to separate the meat from the shell, which is more inconvenient to eat.

How to wash crabs:

1. Soak in light salt water.

After buying the crab home, rinse the dirt on the surface of the body first, and then soak it in light salt water for a period of time, the concentration of the salt water should taste slightly salty. The purpose of soaking the crab in light salt water is to make it spit out the dirt in the stomach, so change the water several times during the soaking until the water spit out by the crab becomes clear.

2. Brush the crabs.

When the water spit out by the crab is no longer cloudy, you can start brushing, this step requires courage and a certain amount of skill, and you must pay attention to prevent the crab's claws from getting caught in your fingers. You can use your thumb and middle finger to firmly pinch the left and right sides of the crab and place the shell towards it. Practice has proved that this grip is the safest and will never be caught.

After grasping the crab firmly, take it under the faucet, turn on a thin stream of water, and then you can scrub the crab with a toothbrush, rinsing it while brushing. When brushing, you should brush hard, especially the crab hair, because the crab hair is the dirtiest.

1) Brush the sides, back, abdomen and mouth of the crab first, and then scrub the feet and the roots of the tongs.

2) The next step is to clean up the abdominal cover, which is very important, because there are a lot of dirt and crab excrement in the abdominal cover. Before cleaning the belly cover, the crab's double pincers must be firmly grasped to prevent it from being pinched. Then you can open the belly cover, squeeze out the excrement first, then scrub off the dirt in the belly cover, and finally brush the crab claws to be completed.

The cleaned crabs are thrown into a basin of clean water, and finally rinsed together and can be used for cooking.

1. Steaming. Wash the frozen crab, sprinkle some salt on the surface of the body, and then put some green onions and ginger around the crab, and then steam it at high temperature.

Second, fried crabs, use a lot of cooking oil, after the oil is heated, the crabs are put into the pot, and some salt and soy sauce are added in the middle, and the taste is also very delicious.

1 Material: crab, liquor, brush.

Steps: 1. First prepare a basin of warm water, pour in an appropriate amount of liquor and stir well.

2. Then put the crab in and soak it for 10-15 minutes. Positive model Qi.

3. After that, pick up the crab and brush the front and back of the crab with a brush.

4. Remember to brush the crab carefully and repeatedly.

5. Finally, carefully clean the crab with clean water.

Tips: Immerse the crab with white wine to wash the crab and spit out the dirt in the stomach, and secondly, it can also make the crab drunk so that the crab cannot hurt the human body.

2 This is not recommended.

Crab is a kind of seafood, mainly living in the sea or offshore areas, with small fish, small shrimp, mollusks and algae as food, the food is complicated, the body contains a large number of parasitic yardstick worms, bacteria and other harmful substances, without cleaning directly cooked and eaten, easy to increase the burden of the human stomach, is not conducive to human health, so it is generally not recommended that crabs are cooked and eaten directly without washing.

3May cause a range of gastrointestinal discomforts.

Crabs contain certain parasites and various bacterial substances, which can easily cause the human body to eat these dirty things into the body, which may cause a series of gastrointestinal discomfort reactions such as abdominal pain, diarrhea and loose stools, which is not conducive to human health.

4. In general, the color of the shell of fresh crabs is blue-black and has a certain luster, while the shell of fresh crabs is blue-yellow, and the shell is not luster.

Fresh crabs generally have firm legs, while bad quality crabs have soft legs that are not fresh at first glance.

When the good crabs open their navels, you can see that the meat inside is egg yolk and has a lot of crab yolk, while the bad crabs are the opposite, the meat is generally white, and the fullness of the lifting is relatively poor.