Related Clues:

• Available, as ale
• Like bar drafts
• Like a pub's ale
• In readiness
• One way to serve beer
• Available from a keg
• Ready in the keg
• Pub sign
• Not bottled
• Not in bottles, as beer
• Like some 42-Across
• Not quite up yet
• Ready to be poured
• Ready to draw into a stein
• Available, as some beers