Fried tripe in Sichuan and Chongqing refers to a traditional food in Sichuan and Chongqing, also known as "maocai". Sichuan-Chongqing beef omasum is a hot pot cooked with meat, vegetables, gluten and other ingredients. Sichuan-Chongqing beef omasum is a unique and spicy food made by cooking all kinds of ingredients in a pot, adding a seasoning such as hot sauce, pepper powder and Chili oil, and then sprinkling some spices such as sesame and coriander. Sichuan-Chongqing beef omasum is widely used in cooking because it can absorb soup and taste it. Therefore, the words "Mao" and "belly" in the names of Sichuan and Chongqing dishes essentially refer to cooking methods and ingredients.