Chattanooga Whiskey Introduces A Tawny Port Cask Finished Whiskey Chattanooga Whiskey Introduces A Tawny Port Cask Finished Whiskey Chattanooga Whiskey out of Tennessee recently announced the first release of its Barrel Finishing Series: Tawny Port Cask Finish. This limited edition Barrel Finishing Series showcases what’s described as the distillery’s signature Tennessee High Malt whiskey with a variety of classic finishing casks. This expression is crafted from a combination of unique bourbon mash bills, all containing over 25% specialty malt. Each of the batches is made to complement the flavor characteristics of the barrel it was finished in. Chattanooga Whiskey Tawny Port Cask Finish (image via Chattanooga Whiskey)