Over-oil is the most famous traditional dish in Shanxi. According to legend, this dish first appeared in the Southern and Northern Dynasties. It was originally a famous dish in the official residence of Pingdu (now Linyi) in the capital, and later spread to the Taiyuan folk. In the Song Dynasty, it has become a representative variety of the market. “Over-oil” is available in Jiangsu, Shanghai and Zhejiang, and Shanxi’s oily meat is different from the selection of materials to the production, with a strong local characteristics of Shanxi. In addition to the traditional use of selected lean meat after sizing, pulling oil, with natural black fungus, mushrooms, winter bamboo shoots fried, and now there is a mushroom over oiled meat (Taiwan mushroom, is the abbreviation for the production of Wutai mountain mushroom, is a kind Highly nutritious edible fungus, also known as "broccoli".