Leopold 4 Year Bourbon 750ml

64% Corn, 17% Malted Barley, 15% Abruzzi Heritage Rye. Open fermentation in wooden tanks with both house-cultured and indigenous yeast strains. Pot distilled and unfiltered. Aged four years in new American white oak charred barrels on earthen floors in the distillery's unheated dunnage-style bonded warehouse.