Today, Henry McKenna Single Barrel 10 Year Old Kentucky Straight Bourbon Whiskey honors the rich family tradition and pioneering spirit of the McKenna family. The bourbon, which is made from a mash of primarily corn, is the only extra-aged bottled-in-bond single barrel bourbon available today. Pursuant to the Bottled-In-Bond Act of 1897 (27 C.F.R. 5.21), any spirit labeled as "Bonded" or "Bottled-in-Bond" must be the product of one distiller at one distillery during one distillation season. In addition, the Act requires that bonded spirits be aged in a federally bonded warehouse under U.S. government supervision for at least four years and bottled at 100 proof. Henry McKenna Single Barrel Bourbon Whiskey is matured for a minimum of forty Kentucky seasons (ten years) before each bottle is filled and labeled with its batch and bottle number. As a result of its extra-long maturation period, the bourbon has an aroma of warm spices, smoke and burnt caramel. The aroma gives way to notes of chewy leather, chilli