How to preserve oysters for the longest time, and how to judge whether oysters go bad.

Oysters are usually eaten in hotels, but it is difficult to cook at home, and it is not necessarily delicious. So how do you keep them for the longest time? How do you judge whether they have gone bad? Let's have a look.

How to keep oysters for the longest time?

1, oyster with shell

Prepare a foam box, put it in 4-5 ice packs, put the oysters with shells in order, cover the foam box and put it in the cold storage area of the refrigerator.

2. Half-shell oyster

Wrap the half-shell oyster with plastic wrap, put it in a sealed box with a shell and store it in the cold storage area of the refrigerator.

3. Oyster meat

Drain the water on the surface of oyster meat, wrap it with plastic wrap, put it in a sealed bag and store it in the freezer.

How to judge whether oysters have gone bad?

1, color

After fresh oysters are cooked, the outer shell is milky white, while the deteriorated oysters are a little black in color and smell sour, without the fresh flavor of seafood.

2. Meat quality

Fresh oysters feel fat and elastic, while spoiled oysters feel dry and sticky.

Step 3 sound

Knock two oysters together, and the oysters with obvious hollow sound prove that the meat inside has been dehydrated and not fresh enough, and it may be black and rotten.

Can oysters with shells be frozen?

Yes, but it is generally not recommended. It is possible to store oysters with shells in the freezing area of the refrigerator, and it can also inhibit the growth of microorganisms such as bacteria and maintain the freshness of oysters. However, if the freezing temperature is too low, the internal structure of oysters will be destroyed, and if they are frozen for a long time, the taste of oysters will be reduced and they will not be so delicious. Therefore, it is generally not recommended to store oysters with shells in frozen areas, and oysters with shells will be stored in cold storage.

How long does it take to steam oysters?

Boil oyster with shell and steam for 5-8 minutes; Boil the shelled oysters and steam for about 3 minutes. Oyster, also known as oyster, is a common seafood with smooth and tender taste, delicious taste and rich nutrition. The main ingredients are protein, zinc, ammonium sulfate, calcium, magnesium, taurine, selenium, iron and other nutrients, making it easier to cook. In addition, the meat is fresh and tender, so the cooking time is short. Generally, after the water is boiled, the processed oyster with shell is put into a steamer.