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Dessert

Mont Blanc

A gelatin dessert made with lemon rind, sugar, egg whites, and custard.

From an old cookbook · modernised transcription
From a historical cookbook (Internet Archive) · 7 ingredients
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Why it works: Milk and vanilla are a kitchen classic. They rank in the top 5% of all ingredient pairs, and cooks put them together in 19,187 recipes. Both carry ethyl caproate, which smells fruity, apple peel. The science ↓

Mont Blanc

Ingredients

Directions

Make the gelatin

  1. Dissolve the gelatin in 1 pint of boiling water.

  2. Add the grated lemon rind and sugar, stirring until combined.

  3. Fold in the beaten egg whites before the mixture thickens.

Make the custard

  1. Make custard by whisking the yolks of the eggs with 1 pint of boiling milk.

  2. Sweeten the custard to taste and flavor with vanilla.

Serve

  1. Serve the gelatin mixture with the custard.

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. Milk + vanillatop 5% of all pairs
    Smell alikemoderate
    Cooked together19,187 recipes

    Shared aroma: ethyl caproate (fruity, apple peel).

  2. Gelatin + sugartop 7% of all pairs
    Smell alikemoderate
    Cooked together2,778 recipes

    Shared aroma: ethanol (alcoholic, ethereal).

  3. Sugar + vanillatop 8% of all pairs
    Smell alikelow
    Cooked together35,032 recipes

    Shared aroma: beta-damascenone (apple, rose).

  4. Lemon + vanillatop 15% of all pairs
    Smell alikemoderate
    Cooked together5,961 recipes

    Shared aroma: eucalyptol (eucalyptus, herbal).

  5. Lemon + milktop 15% of all pairs
    Smell alikemoderate
    Cooked together19,053 recipes

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

Sugar and vanilla barely smell alike, yet cooks put them together in 35,032 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

Gelatin
Sets the mixture as it cools, giving it a firm, sliceable structure.
Egg whites
Whipped into foam, they add lightness and airy texture to the set mixture.
Milk
Forms the body of the custard, adding richness and a smooth, creamy texture.
Sugar
Adds sweetness and balances the tartness of the lemon rind.
Lemon rind
Adds bright citrus aroma and a fresh flavor that cuts the sweetness.

The step that matters

Fold in the beaten egg whites before the mixture thickens. Gelatin sets as it cools and thickens, so the whites must be folded in while the mixture is still fluid. This spreads the foam evenly and keeps the set mixture light rather than lumpy or dense.

Swap the lemon

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

  1. Figfits better
  2. Peachfits better
  3. Strawberryfits better
  4. Lemonthe original

Fit is the average pairing score against gelatin, sugar, egg, milk, vanilla. 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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