The Brewpub section of BrewersAssociation.org is loaded with helpful information. It features articles for the front of house, back of house, as well as the brewhouse. This article, "Sustainable Uses of Spent Grain", (found in the Brewpub section and on CraftBeer.com) highlights how small breweries, including brewpubs, find creative and sustainable uses for spent grain.
"While agricultural uses of spent grain predominates—usually in the form of compost or feed—there are many new revolutionary uses, including powering an entire brewhouse. Alternative uses of spent grain underscore the craft beer community’s commitment to creating a sustainable product that lingers in our sensory memories, not our landfills."
Read the full article in the Brewhouse area.