Alongside other classic cocktails such as the Old Fashioned, the Mint Julep, and the Martini, the Manhattan has been a staple of the sophisticated bar scene since the late nineteenth century. Never out of style, this iconic drink has seen a renaissance in the contemporary craft cocktail movement, its popularity boosted by TV's Mad Men . In theory, the recipe is simple: a mixture of whiskey, vermouth, and bitters stirred with ice, strained, and presented...