1, general oyster with shell: about 7-8 minutes, because the shell of oyster with shell is hard and thick. Be sure to wash the oysters before steaming and soak them in salt water for more than two hours.

2. The best cooked taste of steamed oysters is fresh and smooth to eat, and it doesn't need to be chewed hard, and the fishy smell is not heavy. The color is light white meat with a little juice. If you steam oysters with shells, you should judge whether they are open or not. If the shells are opened, it means that the oysters are cooked. If they are not opened, you should continue steaming.