Safe. Baijia Jeffery Ji Hot and Sour Powder consists of four ingredients: powder cake, bread bag, oil bag and vinegar bag. Corn starch, tapioca starch and sweet potato starch were selected, which were non-fried and cooked at high temperature to make flour cakes. The sauce is delicious, the soup is rich and fragrant, and the vermicelli is delicious, elastic and safe. Hot and sour powder originated in western Sichuan and is a traditional snack in Sichuan, Chongqing and Guizhou. Belonging to Sichuan, Chongqing and Guizhou snacks, it is characterized by hemp, spicy, fresh, fragrant, sour and oily but not greasy.