Knappogue Castle 12 Year Old Single Malt Barolo Cask is a limited release from the The Knappogue Castle Cask Finish Series. Matured in bourbon barrels for a minimum of 12 years, then further aged in casks from the renowned Barolo Winery. Made exclusively from malted barley, distilled in copper pot stills, this expression is non-chilled filtered and bottled at 92 proof.