In the south is a mountainous geographical pattern, farmers working in the fields or on the mountain to cut firewood, in order to facilitate, take the bag loaded with a little rice, when hungry on the spot, cut a section of bamboo, drilling holes in the rice and water into the small holes stuffed with bamboo leaves, and then pick up firewood baked, convenient and quick to solve the problem of food and drink. Now by the cook in the traditional basis of improvement, make it on the banquet table, reputation is very high, become the local flavor food.