Navy Grog cocktail - rum-based served in double rocks glass with mint sprig
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Navy Grog

Navy Grog is a potent tiki cocktail created by Donn Beach (Don the Beachcomber) in the 1940s, inspired by the Royal Navy's historical rum rations.

Quick Facts

Prep Time

5 min

Difficulty

medium

Glassware

rocks

Ice

crushed ice

Technique

Shake

Garnish

mint sprig

Ingredients

  • 1 oz White Rum
  • 1 oz Dark rum
  • 1 oz Demerara rum
  • 0.75 oz Fresh Lime Juice
  • 0.75 oz Grapefruit juice
  • 0.75 oz Honey syrup

Instructions

1

Add all three rums, lime juice, grapefruit juice, and honey syrup to a shaker with ice.

2

Shake vigorously for 15 seconds.

3

Strain into a double rocks glass filled with crushed ice.

4

Garnish with a mint sprig.

About This Cocktail

Navy Grog is a potent tiki cocktail created by Donn Beach (Don the Beachcomber) in the 1940s, inspired by the Royal Navy's historical rum rations. While British sailors received daily rum rations called "grog" (rum mixed with water, lime, and sugar to prevent scurvy), Donn Beach's Navy Grog transformed this utilitarian drink into a sophisticated tiki masterpiece. The cocktail combines three different rums (typically light, dark, and Demerara rum), fresh lime juice, grapefruit juice, and honey syrup, served over crushed ice in a rocks glass or tiki mug. The complexity comes from the multiple rum blend—each rum contributes different flavor notes creating layered depth impossible with single rum. The honey syrup adds viscous sweetness distinct from simple syrup, while grapefruit juice provides bitter-sweet complexity beyond standard citrus. Navy Grog represents tiki culture's peak creativity and Donn Beach's genius for complex rum blending. The drink became a Trader Vic's and Don the Beachcomber signature, embodying mid-century tiki's exotic escapism and tropical fantasy. Despite its potency (often 3+ oz of rum), the Navy Grog maintains remarkable balance—the citrus acidity cuts through rum richness while honey rounds out the edges. The cocktail's historical naval connection adds authenticity and narrative to tiki's often invented tropical mythos. Navy Grog showcases why serious cocktail enthusiasts respect tiki—beneath the umbrellas and ceramic mugs lies sophisticated mixology requiring quality spirits, fresh juices, and precise balancing. The drink embodies tiki culture's complexity, naval rum history, and the art of multi-rum blending that defines advanced tropical cocktails. It remains a favorite among tiki purists and rum enthusiasts seeking drinks with historical depth and flavor complexity.