If raw hairtail is kept in the refrigerator with ice for a long time, it can be eaten without a trough after thawing. If raw hairtail is left to dry in the air for a long time, it is best not to eat it. It is easy to breed bacteria. Not in good health.

The hairtail cleaning process:

1. Generally speaking, the hairtail is frozen when you buy it. The hairtail bought in the supermarket even freezes into ice cubes, so you must first defrost the hairtail. .

2. Then plan the belly of the fish open. You can use a knife to cut it or cut it with clean scissors (do not use rusty ones).

3. Then dig in with your index finger, and grab the pile of intestines with your thumb and index finger.

4. Then carefully pull it out, be gentle and don't tear it. After you become proficient, you can pull out all the internal organs with one pull

5. Then remove the gills, or you can remove the gills at the beginning. If you are used to removing the internal organs, remove the gills and chin together.

6. Remove the scales. Don’t forget to remove the scales. You can use a special scale removal knife or a dishwashing steel brush.

The process of washing hairtail:

Method 1:

1. Prepare the thin steel wool used for washing dishes (usually available in this home), cut off a small (Cut as many balls as you need, throw them away when used).

2. After defrosting the hairtail in a water basin, wipe it from beginning to end with a steel wool ball. The white phosphorus will soon fall off.

3. Then remove the head and internal organs of the hairtail fish, cut them and wash them clean.

Method 2:

1. Prepare two basins, one with hot water (about 80 degrees) and one with cold water.

2. Put the hairtail in hot water first, soak it for 45 seconds, then quickly take it out and put it into cold water, be sure to do it quickly.

3. You will find that a large part of the hairtail scales has fallen off on its own. Then rub it gently with your hands, and the remaining fish scales will be washed clean

The reasons why the fish and shrimp are bad:

One is that the fish and shrimp stink due to improper storage methods. This kind of stinky smell is caused by harmful bacteria in nature. Such smelly fish and rotten shrimps are absolutely not edible.

There is another reason for stinking that is man-made. For example, stinky tofu is deliberately made to stink under artificially controlled conditions, so that the tofu has a special flavor. Such stinky fish and rotten shrimp are not only safe to eat, but also have a unique flavor and are good for health. The most famous one is the Anhui famous dish stinky mandarin fish.

However, this kind of edible smelly fish and rotten shrimp does not just stink. They need to be made using a special method to inhibit the growth of harmful bacteria and promote the growth of beneficial bacteria such as lactic acid bacteria that are beneficial to health, thereby making the smelly Rotten fish and shrimp produce a unique flavor and make the nutrients in them easier to absorb and utilize.

It should be noted that the so-called "stinky fish and rotten shrimp" are edible and refer to fish and shrimp that are artificially made to stink. Therefore, those naturally smelly fish and rotten shrimps cannot be eaten, but only smelly fish and rotten shrimps that are artificially prepared according to specific methods can be eaten.