Buchanan's 18-Year-Old Special Reserve Whisky is a blend of grain whiskeys and single malts aged for at least 18 years in European and American oak barrels that used to hold sherry and bourbon. With a silky and delicate liquid, Buchananäó»s 18-Year-Old Special Reserve Whisky is a distinctively rich and well-rounded whiskey with flavors of citrus, nuts, honey and oak.