Normally, duck tongue can be cooked for about 20-30 minutes, or about 20 minutes if the tongue has been marinated in advance, or about 30 minutes if nothing has been done. Duck tongue refers to the avian duck's tongue, can be used as food raw materials, mostly used in the production of gazpacho, flavor snacks, usually made of garlic duck tongue and other food, it is a young and old favorite flavor snacks, mainly containing nutrients are proteins, calcium, vitamin E, sodium, as well as riboflavin, etc., and usually should be stored in a cool place.