My wife asked me what the definition of beer was, and my best response was my understanding of Reinheitsgebot definition (which may or may not be correct). Beer contains: Malted Barley Hops Water ...
My understanding is that all-malt simply means no adjuncts (sugar, corn, rice, ect) in your beer. They also say that all-malt beers are prone to DMS. They also say that dark german beers are ...