"Guyzer":3so1op1x wrote: I think Bass is (or was anyways) all Challenger too. Probably all isomerised kettle extract now....[/quote:3so1op1x]Depends on which of the four or five beers called "Bass" you mean.
The new version of Worthington E is apparently the 1965 Bass Pale Ale recipe, but I can't find the exact recipe online.