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Drink

Claret-Cup

A chilled claret beverage sweetened with sugar and flavored with lemon and cucumber.

From an old cookbook · modernised transcription
From a historical cookbook (Internet Archive) · 5 ingredients
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Why it works: Lemon and cucumber match in chemistry and in kitchens. They rank in the top 9% of all ingredient pairs, and cooks put them together in 2,067 recipes. Both carry trans-2-nonenal, which smells cardboard, fatty. The science ↓

Claret-Cup

Ingredients

Directions

Prepare the sugar

  1. Dissolve the sugar in hot water.

  2. Add a little claret to the dissolved sugar.

Combine and serve

  1. Pour the sugar mixture into a jug or cup with the whole bottle of claret.

  2. Add the lemon slices and cucumber peel.

  3. Stir gently to combine.

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.

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 + cucumbertop 9% of all pairs
    Smell alikestrong
    Cooked together2,067 recipes

    Shared aroma: trans-2-nonenal (cardboard, fatty).

  2. Sugar + lemontop 18% of all pairs
    Smell alikelow
    Cooked together53,532 recipes

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

  3. Sugar + cucumbertop 26% of all pairs
    Smell alikemoderate
    Cooked together3,112 recipes

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

Sugar and lemon 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

Claret
Forms the wine base, supplying the main body, tannin and fruit flavour of the drink.
White sugar
Adds sweetness that balances the wine's acidity and tannin.
Lemon
Adds acidity and bright aroma from its peel oils.

The step that matters

Dissolve the sugar fully before adding the wine. Sugar dissolves much more readily in hot water than in wine. If crystals remain undissolved, they settle at the bottom and the sweetness ends up uneven across the drink.

Swap the cucumber

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

  1. Arrowrootfits better
  2. Sweet potatofits better
  3. Kalefits better
  4. Cucumberthe original

Fit is the average pairing score against sugar, lemon. 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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