Hunan cuisine is spicy and sour. The characteristic of Hunan cuisine lies in its spicy and sour taste, which pays attention to color, aroma, taste and shape. It is heavy in oil, spicy, and strong in sour and spicy. Especially in the techniques of using peppers and garlic, Hunan cuisine is unique. In addition, there are many cooking techniques in Hunan cuisine, including roasting, stewing, steaming, frying, mixing, boiling, etc., which highlights the richness and diversity of Hunan cuisine. Among the representative dishes of Hunan cuisine, such as "Fish Head with Chopped Pepper" and "Xiangxi Bacon" are very popular. The fish head with chopped pepper is very popular among diners for its fresh and tender fish meat, spicy but not dry, sour and spicy, and full of mellow flavor. Xiangxi bacon is a classic dish with bright red color and mellow taste. It is fat but not greasy and is deeply loved by people.