Cornwall-Nash

• 1 1/2 oz Light rum
• 1/2 oz Gin
• 1/2 oz Triple sec
• 2 oz Grapefruit juice
• 1 tsp Cherry brandy
• 1 Maraschino cherry

Pour the rum, gin, triple sec, and grapefruit juice into a highball glass almost filled with ice cubes. Stir well. Drop the cherry brandy into the center of the drink. Garnish with the cherry.