Why do oysters grow on rocks?
This is the characteristic of oysters. They grow on stones before they grow shells.
Facing an oyster, first of all, you have to find the right place to cut it. Although the shapes of oysters are various, generally speaking, as long as you find the gap between the inner shell and the outer shell, you can pick up the gluten with a knife; You can open its thick shell;
Second, carefully poke the oyster meat attached to the shell with a knife, and be careful not to let the juice flow out; In this way, you can easily send oysters to your mouth and enjoy the delicious food. But most people can talk, so it's not that difficult. Raw oysters can refer to this method. )
What kind of oysters can be eaten raw?
Oysters that can be eaten raw are generally required to grow in first-class waters. Aquatic products in the secondary sea area are only suitable for cooked food. Generally, the three types of sea areas can only be suitable for swimming, and aquaculture or fishing of aquatic products is not allowed in countries with standardized food management. It is not suitable for swimming in Grade IV waters. Generally, such sea areas are only suitable for docks.
Due to the weak management of China's sea areas,1July 1997, the United States banned the import of China oysters on the grounds of unequal management of sea areas; At the same time, the EU has also issued 386 regulations prohibiting the import of China oysters.
According to the environmental function and protection target of surface water, it is divided into five categories according to the functional level:
Class I is mainly applicable to source water and national nature reserves;
Class II is mainly suitable for first-class protected areas such as centralized drinking water surface water sources, rare aquatic habitats, spawning grounds for fish and shrimp, and feeding grounds for larvae and juveniles.
Class III is mainly suitable for centralized drinking water surface water sources, fish and shrimp wintering grounds, migration routes, aquaculture areas and other fishery waters and secondary protected areas in swimming areas;
Class Ⅳ is mainly applicable to general industrial waters and recreational waters that the human body does not directly contact;
Class V is mainly applicable to agricultural water use areas and waters with general landscape requirements.
What should I pay attention to when I am allergic to oysters?
There are still many things to pay attention to after eating oysters. Don't affect your health because of carelessness. Here is a detailed introduction to what should be paid attention to when eating oyster allergy.
1, people with allergic skin can't eat oysters anymore, because oysters belong to seafood. Although people with skin allergies have different symptoms, the foods that are not suitable for eating are the same. In general, they can't eat seafood and irritating food. For people with allergies, it is necessary to know the nature of any food before eating it.
2. Try to avoid contact in the future. If the symptoms are serious, you should go to the hospital in time, prepare anti-allergic drugs at hand and treat them in time, or find a doctor for desensitization treatment.
Practice of Codonopsis pilosula Oyster Thin Broth
Ingredients: oyster sauce 320g, pork (lean meat)120g, codonopsis pilosula 40g, ginger 5g.
Practice: Wash Codonopsis pilosula and ginger; Wash oyster meat (oyster sauce), boil it in water and take it out; Clean lean meat and cut into pieces; Put all the ingredients into a pot, add appropriate amount of water and simmer until boiling; Cook for 2 hours with slow fire, and you can drink it.