A BREWING trick could enable cask ales to be served on trains, aircraft and cruise ships. Ale normally takes two days to settle after each jolt, but British brewer ‘s has developed a cask beer that can be poured a minute after the barrel has been moved.
Cask ale continues to ferment in the barrel. A collagen called isinglass is usually added to turn the yeast into a gel-like mass, but while this clarifies the beer, it takes a long time to settle at the bottom of the barrel.
Richard Westwood, who is the brewing director at Marston’s in…
