– 40 percent sourced Kentucky Straight Bourbon Whiskey Aged 12 years with a mash bill of 74 percent corn, 18 percent rye, and 8 percent malted barley. – 18 percent Kentucky Straight Bourbon Whiskey from Bardstown Bourbon Company aged 3 years with a mash bill of 68 percent corn, 20 percent wheat, and 12 percent malted barley. – 42 percent Kentucky Straight Bourbon Whiskey distilled at Bardstown Bourbon Company aged 2 years and 10 months with a mash bill of 60 percent corn, 36 percent rye, and 4 percent malted barley.