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Dessert

Strawberry Foam

A chilled dessert made from strawberries, sugar, gelatin, lemon juice, and whipped cream.

From an old cookbook · modernised transcription
From a historical cookbook (Internet Archive) · 5 ingredients
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Strawberry Foam

Why it works: Sugar and cream are a kitchen classic. They rank in the top 9% of all ingredient pairs, and cooks put them together in 43,450 recipes. Both carry 2,3-butanedione, which smells butter, sweet. The science ↓

Strawberry Foam

Ingredients

Directions

Prepare the juice

  1. Sprinkle strawberries with sugar and let sit for 1 hour to release juice.

  2. Press berries through a sieve to extract juice.

  3. Soak gelatine in cold water for 30 minutes.

Make the foam base

  1. Add 3 tablespoons sugar to gelatine and heat until boiling, dissolving completely.

  2. Stir in strawberry juice and lemon juice, then strain.

  3. When cool and thickening, fold in whipped cream.

Set

  1. Chill in the ice until thoroughly set.

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. Sugar + creamtop 9% of all pairs
    Smell alikemoderate
    Cooked together43,450 recipes

    Shared aroma: 2,3-butanedione (butter, sweet).

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

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

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

    Shared aroma: acetic acid (sour, vinegar).

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

Strawberries
Provide the main flavour and the juice that forms the base of the foam.
Sugar
Sweetens the foam and draws juice out of the berries while they sit.
Gelatine
Sets the liquid so the foam holds its shape when chilled.
Lemon
Adds acidity that brightens the strawberry flavour.
Whipped cream
Adds fat and air, giving the foam a light, creamy texture.

The step that matters

Fold in the whipped cream when the mixture is cool and thickening. If the gelatine mixture is still hot, it melts the cream and deflates the air that gives the foam its lightness. If it has already set, the cream will not blend smoothly and the foam will be lumpy.

Swap the lemon

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

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

Fit is the average pairing score against sugar, 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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