With its island ingredients and romantic moniker, the dark and stormy tastes like waiting out a thunderstorm on a Caribbean beach. Like a great vacation, a dark and stormy cocktail relaxes and surprises. Every time I mix one, I find myself tweaking the proportions ever so slightly, to achieve the ideal balance of spicy, sweet, and sour.
Similar to a moscow mule, a dark and stormy must be made with real ginger beer, not ginger ale, and very dark rum, such as Gosling's Black Seal. The lime juice is optional, though I think it adds a nice complexity; how much you add is a matter of taste. Learn how to make a dark and stormy cocktail.