Steamed oysters in cold water, the water vapor slowly heats up, the internal and external maturity is close, and the taste is very fresh and tender; When steaming oysters with hot water, the outside of oysters is heated to maturity in a short time, but the inside is not yet mature. When the inside begins to mature, the outside is a little too mature, which will affect the taste, so the oysters should be steamed in cold water.

Oysters, commonly known as oysters, oysters and so on. Belongs to mollusks, bivalves and Pinctada. It is the largest cultured shellfish in the world, one of the important marine biological resources available to human beings, and also a globally distributed species. Oyster is not only delicious and nutritious, but also has unique health care function and medicinal value. It is a kind of seafood treasure with high nutritional value. The zinc content of oysters ranks first in human food. It is believed that oyster has the functions of treating weakness, relieving erysipelas, lowering blood pressure, nourishing yin and strengthening yang.