1 splash of club soda (or clear soda)
1 slice of lime
1 shot of captain morgan original spiced rum (or spiced rum)
3/4 shot of Lime Juice
with top grapefruit juice (or grapefruit juice)
1/2 shot of goldschlager cinnamon schnapps (or cinnamon schnapps)
Add ingredients to a shaker with ice. Shake vigorously, strain into a highball glass, garnish with lime, and serve.