Grapefruit juice

• ¾ oz lime juice
• ½ oz grapefruit juice
• ½ oz simple syrup, demerera
• ½ oz apricot liqueur
• 1 oz rum, blended aged
• 1 oz rum, blended lightly aged
• 2 dashes Angostura

Source: Smuggler's Cove

• 1¾ oz rum, white
• ¾ oz maraschino liqueur
• 1 oz lime juice
• ¾ oz grapefruit juice
• ¼ oz simple syrup

Source: Speakeasy