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
Dried and salted cod countries on 'meatless' Fridays and during Lent. In Middle English dried and salted cod was called "haberdine". Dried cod and the dishes made from it are known by many names around the world, many of them derived from the root "bacal-", itself of unknown origin. Explorer John Cabot reported that it was the name used by the inhabitants of Newfoundland. Some of these are: "bacalhau (salgado)" (Portuguese), "bacalao salado" (Spanish), "bakailao" (Basque), "bacallà salat i assecat" or "bacallà salat" (Catalan), μπακαλιάρος, "bakaliáros" (Greek), "Kabeljau" (German), "cabillaud" (French), "baccalà" (Italian), "bakalar" (Croatian), "bakkeljauw" (Dutch), "makayabu" (Central and East Africa), "kapakala" (Finnish).