BierKashi Bokashi 5 - 50 lbs | CompostingBierKashi Bokashi : Unleash the power of Fermentation SD Microbes BierKashi Bokashi is made with recycled Organic spent brewers grains from Protector Brewing Company, San Diego's first and only Organic brewery! This up cycled recycled substrate is mixed with Organic Red Flaky Wheat Bran to grow out our BrewKashi Microbial Inoculum, LactoBacillus Casei, and other natural farming inputs as food for these microbes. Our BierKashi Bokashi is then fermented