Doubanjiang (broad-bean paste) is a savory, fermented condiment made primarily from mashed broad beans (fava beans), soybeans, salt, and chili peppers. The name breaks down literally: 豆 (dòu) means 'bean', 瓣 (bàn) means 'segment' or 'pod section'—here referring to the split bean—and 酱 (jiàng) means 'paste' or 'fermented sauce'. It’s a cornerstone of Sichuan cuisine, prized for its deep umami, spicy heat, and complex fermented aroma.

This thick, reddish-brown paste is used as a base for stir-fries, stews, and braised dishes (like mapo tofu), adding rich depth and spice. It’s typically sold in jars and requires cooking—often stir-fried with oil first—to mellow its raw intensity and release its fragrance. While regional variations exist (e.g., milder versions in Shanghai), authentic Sichuan doubanjiang undergoes months or even years of fermentation in clay pots under sun exposure, contributing to its distinctive flavor profile.