Imperial Fizz Cocktail Recipe ｜ 3 Steps to Regal Bliss

Want a whiskey cocktail with real depth but still refreshing? The Imperial Fizz cocktail is your answer — whiskey and rum shaken with lemon and sugar, topped with soda. Why try it: an elaborate twist on the classic highball, a documented 1930s pedigree, and a build that works with any whisky style. Below: the recipe, its true origin, tasting notes, and tips for a balanced pour.

Recipe & Method

Ingredients

  Recommended White Rum Brand

Method

・Technique ｜ Shake & Stir
・Glass ｜ Collins Glass / Tumbler Glass
・ABV ｜ approx. 12%
・Best Enjoyed ｜ Daytime / Before dinner
・Style ｜ Fizz

Imperial Fizz in Detail

Characteristics and Flavor

The name “Imperial” signals something grander than “Royal” — this is meant to read as the fizz to end all fizzes. Its precise origin isn’t settled, but the earliest recipe I could confirm appears in the 1930 Savoy Cocktail Book, calling for rum, Scotch or Canadian whisky, lemon, sugar, and soda in almost exactly this proportion.

Built on whiskey’s rich, aromatic character, the recipe layers in white rum’s punch, lemon’s bright acidity, and sugar’s gentle sweetness, all topped with soda. On paper, the ingredient list reads close to a whiskey highball, but rum, lemon, and sugar together push it into something sweeter, cleaner, and considerably more elaborate.

Poured into a clear glass, the drink sparkles with rising soda bubbles for a genuinely refreshing look. The first sip layers whiskey’s deep aroma with rum’s sweet notes, while lemon tightens the profile and sugar keeps everything balanced. Soda’s crispness finishes it off clean, making this a long drink that never grows tiresome. For a name this grand, it’s remarkably easy to drink — a historic cocktail worth trying across different whiskey styles, from Scotch to bourbon to Japanese whisky, to see how each one changes the character.

Points, Twists & Food Pairings

Food & Snack Pairings

1. Smoked almonds — Smoke and salt echo whiskey’s own depth, while the drink’s citrus cuts through the nuts’ oiliness cleanly.
2. Grilled pineapple — Caramelized sweetness plays off rum’s tropical character, and the char adds a savory counterpoint to the drink’s fizz.
3. Aged cheddar — The cheese’s sharp, nutty depth mirrors whiskey’s spice, and the drink’s acidity keeps the pairing from feeling heavy.

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Bartender’s Tip

A common mistake is using granulated sugar straight from the shaker, which never fully dissolves and leaves a gritty texture. Use fine or superfine sugar, or dissolve it with the lemon juice first for a smoother, cleaner result.

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Twists

1. Smoky Imperial Fizz — Use a peated Scotch for a deeper, smokier backbone.
2. Ginger Imperial Fizz — Swap soda for ginger ale for a spicier, warmer profile.
3. Tropical Imperial Fizz — Use a dark rum instead of white for a richer, more molasses-forward twist.

I’d personally recommend the smoky version for whiskey drinkers who want the peat to actually come through — it turns this classic into something with real backbone.

Recipe Video

• Recipe Video ｜ BAR.Channel   Channel Home