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Dessert

Peach Mousse

A chilled dessert made with peaches, gelatin, lemon juice, and whipped cream.

From an old cookbook · modernised transcription
From a historical cookbook (Internet Archive) · 5 ingredients
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Why it works: Peach and lemon work together. They rank in the top 12% of all ingredient pairs, and cooks put them together in 947 recipes. Both carry trans-2-nonenal, which smells cardboard, fatty. The science ↓

Peach Mousse

Ingredients

Directions

Prepare the gelatine

  1. Soak the gelatin in cold water, then dissolve it over hot water.

  2. Strain the dissolved gelatin into the sweetened peach pulp.

  3. Add the lemon juice to the peach mixture.

Whip and combine

  1. Whip the cream until it forms soft peaks and chill it.

  2. Stir the peach mixture in a pan of ice water until it begins to thicken.

  3. Fold in the whipped cream gently.

  4. Pack the mousse with ice and salt to chill.

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. Peach + lemontop 12% of all pairs
    Smell alikemoderate
    Cooked together947 recipes

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

  2. Peach + creamtop 25% of all pairs
    Smell alikelow
    Cooked together721 recipes

    Shared aroma: delta-dodecalactone (sweet, creamy).

  3. Lemon + creamtop 30% of all pairs
    Smell alikelow
    Cooked together15,640 recipes

    Shared aroma: acetic acid (sour, vinegar).

Lemon and cream barely smell alike, yet cooks put them together in 15,640 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

Gelatine
Sets the peach pulp so the mousse holds its shape when chilled.
Peaches
Provide the main flavour and body of the mousse.
Cream
Whipped to soft peaks, it adds air and a light, creamy texture.
Lemon juice
Adds acidity that brightens the sweet peach flavour.

The step that matters

Fold in the whipped cream gently. Folding keeps the air bubbles in the whipped cream intact, which gives the mousse its light texture. Stirring hard or letting the peach mixture get too cold and set first can deflate the cream or leave lumps.

Swap the lemon

How well each one fits the dish's main ingredients (peach, cream):

  1. Raspberryfits better
  2. Vanillafits better
  3. Strawberryfits better
  4. Lemonthe original

Fit is the average pairing score against peach, cream. 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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