AdvertisementBrewers Gone Wild: Taming Unpredictable Yeast For Flavorful BeerJanuary 23, 2015Andrea SheafacebookEmailThis is Allagash's coolship — an open, spontaneous fermentation tank with wort rushing in. When the Maine breeze passes over the liquid, wild yeast in the air around the brewery will begin to ferment the wort to make beer. (Courtesy of Allagash)
