2 oz White Rum
Juice of 2 Limes (small limes)
Juice of 1/2 Grapefruit or Ruby Red Grapefruit
1/4 oz Maraschino Liqueur
1/4 oz Cane Syrup
Build all ingredients over crushed ice in a cocktail shaker. Give it a quick, sharp shake or two and pour into the Collins glass. Garnish with part of a spent lime shell.
Pairs Well With
Made best with small limes like key limes. I also like using ruby red grapefruit juice over regular grapefruit juice.