The Manhattan, which first appeared in print in O.H Byron's 'The Modern Bartenders Guide' in 1884, is a true classic for its harmony, balancing just the right amount of sweet, rich, bitter, and spice. What isn't a classic, but adds depth and complexity, is barrel aging. For that reason, High West Manhattan age in used rye barrels to fully marry the flavors doing this most intricate rendition of a true classic.