Written by Tom Becham for Professor Goodales
After a long hiatus from writing for Professor Goodales (due to some personal circumstances I won’t recount here) I am back with my second installment in the Beer 101 series. I had promised to detail the different ingredients of beer, how they affect the final product, and even describe the tastes. I will start with the most basic and overlooked of all beer ingredients: water.
Water makes up 90% to 95% of the volume of most beers. Obviously it plays an important role. But what does a brewer want as far as the qualities of water for his beer? It isn’t necessarily all about purity. Sure, chemical contaminants are a huge no-no in brewing. In fact, chlorine – found in most tap water – will tend to kill yeast. And with dead yeast, you don’t get beer, but merely a strange barley tea. (It should be noted that some brewers – most notably Anchor in San Francisco – will take advantage of particularly good tap water.) Continue reading “Beer 101, Session 2”