The American Single Malt category is still finding its definition, but Rivalist is making the argument early and clearly: this is what American Single Malt looks like when the production philosophy is serious. Crystal and Roger evaluate whether the category has arrived. Bottle Specs Spirit: Rivalist American Single Malt Whiskey Category: American Single Malt — 100% malted barley Distillery: American craft producer Production: Single distillery, single grain (malted barley) AB