Sour AleNorthwest Beer GuideJuly 22, 2017Ravens Brewing CompanyAbbotsford, British Columbia, Ravens Brewing Company, Ravens Strawberry Rhubarb SourComment Ravens Strawberry Rhubarb Sour Sour AleNorthwest Beer GuideJuly 22, 2017Ravens Brewing CompanyAbbotsford, British Columbia, Ravens Brewing Company, Ravens Strawberry Rhubarb SourComment