The leek box is a snack that needs to be fried in the oil pan after the bread is made. Pancakes like this are all dead noodles, because the dead noodles are mixed with ordinary flour and dough with cold water. This kind of flour is chewy and not so easy to cook. It is suitable for frying and cooking. It is used to wrap jiaozi, wonton, pot stickers, pancakes and other delicacies.