Mala Tang is the most distinctive snack in Sichuan and Chongqing, which can best represent "Sichuan style". Large and small mala Tang shops and stalls are all over the streets, which can be described as a beautiful scenery in Sichuan and Chongqing. Mala Tang is a folk snack in Sichuan, which is the crystallization of many people's wisdom.

In Bashu area, where the climate is humid and foggy, boatmen and trackers who have been working for many years start stoves, set up crocks, use local materials, pull some wild vegetables, add spices such as pepper and pepper, and rinse them clean. It can not only satisfy the stomach, but also dispel cold and dampness. Later, this custom of cooking and scalding food was followed, and later it developed into mala Tang, which we often see in the street.

Douchi is made of soybeans, salt and spices. Its taste is mellow, yellow and black, oily, soft and loose, and delicious. Chongqing Yongchuan Douchi has excellent taste, which can increase the salty and mellow taste when used in soup brine.