Connoisseurs of Chinese food adore the salty, intense, and very distinctive taste of fermented black beans. Unbeknownst to man, these are actually black soybeans that have been inoculated with a mold, then left to ferment in a salt-brine solution for about six months. Fermented black soybeans are thought to be the earliest condiment made of soy, predating both soy sauce and miso.