A coarse, reddish-brown paste of fermented broad beans and chili, very salty. Cooks fry a spoonful slowly in oil until the oil turns red before adding anything else, and then need little other salt.
The soul of Sichuan cooking. The protected Pixian 郫县 variety from Chengdu is aged for months and gives dishes like 麻婆豆腐 and 回锅肉 their deep red color and umami.