The Knappogue Castle Cask Finish Series is a range of single malts finished in the finest wine casks. The Marchesi di Barolo limited release is 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.