Barrell Craft Spirits 15 Year Bourbon5 year old bourbon whiskey Distilled and aged in TN, KY and IN Crafted and bottled in Kentucky 105. 1 proof cask strength bottling Mash bill: corn, rye and malted barley This complex 15 year old bourbon was blended and bottled at peak maturity so you can experience its true flavor. It is a perfect union of grain and barrel, with an old, oaky nose and a deep, honey maple palate that reveals the lushness of the grain.