Bring the barrel of Thunder Ale to Marleth Barleybrew at the Brewnall Village.
Having inserted a barrel of Marleth's Scalder in the Kharanos Distillery's cellar, you grab a barrel of Thunder Ale as proof of the deed...
Did you make the switch?
Not bad, <name>! Did you have a hard time getting past their guard?
No matter - many thanks, and if you're ever in need of stout with a kick, don't forget the Barleybrews!
Upon completion of this quest you will gain: