November 2012 Release. Big Bottom Whiskey introduces a truly unique style finished bourbon. A 36% rye bourbon, further aged for 6 months in French oak zinfandel casks from four different vineyards. The zinfandel that housed these casks came from vines ranging from 70 to 135 years old. The result is a complementary blend of beautifully finished bourbon exhibiting the essence of cinnamon, dark berries and soft tannins. The Straight Bourbon Whiskey, Zinfandel Cask Finish was recently awarded a Gold Medal from The Fifty Best Bourbon 2013.