the bag (stemedstuffedbun) is an old, traditional pasta that is usually wrapped in face and mainly made of flour and plating, originating from sichuan. it's been invented by zhuang liang during the trinational period (more than 1800 years). the name pao has been used since song dynasty: "on the birth day of in-song, i give you a gift. "backside note: "that's the name of the bun." the buns are covered, the northerners are called buns. packs are usually fermented with flour and vary in size depending on the size of the heart, with the smallest being referred to as small cages, and the others being in turn medium packages and large packages. pork, lamb, beef, powder, mushrooms, soybeans, celery, eggplant, cabbage, cabbage, tofu, mussels, dried vegetables, yolk, sesame, etc。