Vegetarianism and beer a yeasty flavour. Finings are used to clear the beer of yeast – there are a variety of agents used as finings, including silicon dioxide, gelatin, polyclar, and isinglass. Isinglass is the most common fining used to clear cask ale. Isinglass is produced from the swim bladders of fish, usually sturgeon, though also those in the polynemidae, sciaenidae and siluridae families; as it is an animal product, cask ale cleared with isinglass is not considered vegetarian. A brewer may also use some form of animal product in the later stages of beer processing, such as glycerol monostearate, which is used
Hair of the Dog Brewing Company Hair of the Dog Brewing Company Hair of the Dog Brewing Company is a brewery in Portland, Oregon, USA. Hair of the Dog produces unusual beers using traditional craft-brewing techniques. Several of its beers are bottle conditioned. Alan Sprints is the owner and brewer with a few helpers, which may include his three sons. He graduated from Le Cordon Bleu culinary school with honors. He was president of the home brewers club OBC for a few years and has a reputation of a man who knows flavor. The brewery's arguably biggest claim to fame was its barley wine Dave. Eve