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Drink

Roman Punch

A citrus and champagne punch made with grated lemons, oranges, sugar, champagne, and beaten egg whites.

From an old cookbook · modernised transcription
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Roman Punch

Why it works: Lemon and orange match in chemistry and in kitchens. They rank in the top 1% of all ingredient pairs, and cooks put them together in 10,634 recipes. Both carry 3-hexenal, which smells apple, fruity. The science ↓

Roman Punch

Ingredients

Directions

Prepare the base

  1. Grate the yellow rinds of the lemons and oranges onto the sugar.

  2. Squeeze the juice from the lemons and oranges onto the sugar mixture.

  3. Cover and let it stand overnight.

  4. Strain the mixture through a sieve.

Finish and serve

  1. Add the champagne and beaten egg whites.

  2. Optionally, freeze the punch before serving.

Recipe from a historical cookbook (Internet Archive).

Transcribed from a scanned cookbook and modernised for today's kitchens. Where the book gave no heat or time, or said "a moderate oven", the temperatures and times here may be modern equivalents rather than the book's own figures.

Photo for illustrative purposes only · Contact us to use it

Explore the science

The flavor team

The pairs that carry this dish. Each one is judged two ways: how much their aromas overlap, and how often cooks already put them together.

  1. Lemon + orangetop 1% of all pairs
    Smell alikestrong
    Cooked together10,634 recipes

    Shared aroma: 3-hexenal (apple, fruity).

  2. Orange + champagnetop 13% of all pairs
    Smell alikemoderate
    Cooked together260 recipes

    Shared aroma: ethyl isobutyrate (fruity, ethereal).

  3. Lemon + champagnetop 13% of all pairs
    Smell alikelow
    Cooked together404 recipes

    Shared aroma: 1-octen-3-ol (mushroom, earthy).

  4. Lemon + sugartop 18% of all pairs
    Smell alikelow
    Cooked together53,532 recipes

    Shared aroma: 2-nonenal (fatty, green).

  5. Lemon + eggtop 19% of all pairs
    Smell alikelow
    Cooked together44,316 recipes

    Shared aroma: (e,e)-2,4-decadienal (fatty, deep fried).

Lemon and sugar barely smell alike, yet cooks put them together in 53,532 recipes: they work on texture and structure more than aroma.

Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs

What each ingredient does

Loaf sugar
Dissolves into the citrus juice to form a sweet syrup base.
Lemons
Provide acidity and aromatic oils from the rinds and juice.
Oranges
Add sweetness, citrus aroma and additional juice to the base.
Egg whites
Whipped into the punch to add a light, foamy texture.
Champagne
Adds sparkle and a dry, fruity wine character to the punch.

The step that matters

Let the sugar and citrus stand overnight. Sugar draws aromatic oils out of the citrus rinds and dissolves into the juice, so the flavor develops and the base becomes evenly sweet. Skipping the rest leaves the punch harsher and less balanced.

Swap the orange

How well each one fits the dish's main ingredients (lemon, sugar, champagne, egg):

  1. Orangethe original
  2. Raspberryfits about as well
  3. Vanillafits about as well
  4. Pineapplefits less well

Fit is the average pairing score against lemon, sugar, champagne, egg. Candidates are from the same food group and used in at least 100 recipes.

“What each ingredient does” and “The step that matters” were written by Claude from this recipe’s own method and reviewed in samples by CompKitchen.

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