Bookers Kentucky Straight Bourbon Whiskey Ronnie’s Batch #2022-01 is a 6 year old bourbon whiskey bottled at 124.3 proof (62.15% ABV). It is bottled in a 750 ml bottle. This bourbon is made from a mash bill of at least 51% corn, with the remainder being rye, wheat, and malted barley. It is aged in new, charred oak barrels for at least 6 years. The whiskey is non-chill filtered and has no added coloring or flavoring.