In a cocktail shaker with ice, combine white rum, maraschino liqueur, lime juice and grapefruit juice. Shake for 10-15 seconds until the drink is well chilled.
Strain and pour into a cocktail glass.
Garnish with a lime wheel.
Notes
Sugar - If you want to add sweetness, add some simple syrup. Begin with half an ounce and sweeten to taste.
Citrus Variations - Try this recipe with key limes or lemons for a subtle twist.
Chilled Cocktail Glass - Pop your coupe glass into the freezer for at least 30 minutes before serving for an extra luxe presentation.
Garnish Ideas - Try a grapefruit peel or a luxardo cherry as a garnish idea.