This early-1900s lime-rum cocktail was born at Trinidad’s now-closed Queen’s Park Hotel. It is traditionally served over crushed ice and mixed with a swizzle stick. Slideshow: More Terrific Rum Cocktails
In a chilled collins glass, combine the rum, lime juice and Rich Simple Syrup. Fill the glass with crushed ice and spin a swizzle stick or bar spoon between your hands to mix the drink, then add more crushed ice. Top with both bitters and garnish with the mint sprig.