Craft Beer: Rejuvenating and Sustainable Used grain can comprise as much as 85 % of a breweries total byproduct. It takes about one pound of grain to make one six pack of beer, multiply that by the sheer volume of leftover grain from the average batch at a craft brewery, you've got yourself an entire mountain of invested grain. With the growing appeal of craft breweries in the nation, some may question what breweries do with all that spent grain. A lot of the breweries have programs in location to make good use of the leftover grain that might otherwise simply be considered garbage. Right here are some of the more popular uses of leftover components from craft brews. For The Birds Mostly invested grain is utilized for garden compost or feed. Many craft breweries specialize in seasonal brews made from regional ingredients. These farms collaborate with the breweries to provide the grains to make these unique brews then return the leftover grain to the farms to be made use of as garden compost for the next season's special brew. Poultry and animals can likewise feed of the staying grains from brews which in turn supply eggs and meat for the restaurants that pride themselves on dishes making use of locally sourced foods in their dishes.