It's not on the menu and most of the servers are unaware of this so be sure to ask..you can try their 3 micro brews as well as their hard cider and rootbeer all for $1 (all made on site)...they bring them on a tray in 8 oz glasses.
Go early! My sister was there just a few weeks ago and there was a 2 hour wait to be seated, so they went someplace else. She did say that the food smelled really good though!