Grutbier Gruit / Ancient Herbed Ale · Brown Blackwell Brewery Burgdorf · Bern Alcohol level3.9 % Buy online Discover the brewery Characteristics Style Gruit / Ancient Herbed Ale Color Brown Alcohol level 3.9 % Region Bern Beers from this brewery View all Mercury Saison Blackwell Brewery Farmhouse Ale - Saison Artemis Saison Blackwell Brewery Farmhouse Ale - Saison Apollo Wild IPA Blackwell Brewery IPA - Farmhouse Sauvage Oud Bruin Blackwell Brewery Sour - Flanders Oud Bruin