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Dessert

White Lemon Cream

A frothy lemon custard thickened over low heat and poured into glasses.

From an old cookbook · modernised transcription
From a historical cookbook (Internet Archive) · 3 ingredients
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Why it works: Sugar and lemon are a kitchen classic. They rank in the top 18% of all ingredient pairs, and cooks put them together in 53,532 recipes. Both carry 2-nonenal, which smells fatty, green. The science ↓

White Lemon Cream

Ingredients

Directions

Prepare the base

  1. Beat the egg whites until frothy.

  2. Add the lemon peels and juice, and mix well.

  3. Strain the mixture through a fine cloth into a saucepan.

Cook and serve

  1. Set the saucepan over low heat and stir continuously until thick and hot, but do not let it boil.

  2. Pour the mixture into jelly glasses.

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

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

  2. Egg + lemontop 19% of all pairs
    Smell alikelow
    Cooked together44,316 recipes

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

  3. Sugar + eggtop 21% of all pairs
    Smell alikemoderate
    Cooked together122,807 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

Sugar
Sweetens the cream and helps it thicken as it heats.
Egg whites
Provide structure and body, thickening the cream as they cook gently.
Lemon juice
Adds acidity and bright lemon flavour that balances the sweetness.

The step that matters

Stir over low heat without boiling. Egg whites thicken gently when heated slowly while stirred. If the mixture boils, the proteins scramble, leaving a grainy, curdled texture instead of a smooth cream.

Swap the lemon

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

  1. Vanillafits better
  2. Raisinfits about as well
  3. Lemonthe original
  4. Datesfits less well

Fit is the average pairing score against sugar, 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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