The paste can be raw, and it doesn't need to be cooked. The dough must be cooked. Stir up the group. A local delicacy popular in Shaanxi, Gansu and Ningxia. The stir-fried dough in northern Shaanxi is made of buckwheat, while the stir-fried dough in southern Gansu is made of potatoes, while in Longdong and Guanzhong areas of Shaanxi, white flour or corn flour is preferred. There is a nifty name for stirring the dough, which means that it is easy to digest, full and hungry. The peasant man went to work in the fields after eating the dumplings. He was still full of energy when going uphill, and soon he was hungry.