America's Signature Whiskey: Some craft distilleries, like Catoctin Creek in Virginia, are making a whiskey that's 100 percent rye to showcase the grain's spicy, peppery flavor. Courtesy of Catoctin Creek hide caption itoggle caption Courtesy of Catoctin Creek The Salt Rye Bother? An Inside-The-Barrel Look At American Whiskeys September 9, 2013 America is in the midst of a rye whiskey renaissance. Lovers of the spirit say it's spicier, edgier and less sweet than bourbons. But when scientists look at the flavor signatures of American whiskeys, what matters the most isn't always the grain in the bottle.