One of the simplest ways to supercharge a dish is with the fermented black soybeans known in Mandarin Chinese as douchi. Douchi are soybeans that have been inoculated with a mold, salted ...

Huangyao Douchi is being airdried on a vacant lot. The ancient town of Huangyao located in Zhaoping County, Hezhou City, south China’s Guangxi Zhuang Autonomous Region, is renown for its time-honored ...