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Dessert

Floating Island

A dessert of custard topped with meringue floating on boiling water.

From an old cookbook · modernised transcription
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Floating Island

Why it works: Sugar and vanilla are a kitchen classic. They rank in the top 8% of all ingredient pairs, and cooks put them together in 35,032 recipes. Both carry beta-damascenone, which smells apple, rose. The science ↓

Floating Island

Ingredients

Directions

Make the custard

  1. Make a soft custard with the egg yolks.

Make and poach the meringue

  1. Beat the egg whites until stiff.

  2. Add ½ tablespoon of sugar and a few drops of vanilla to the beaten egg whites.

  3. Drop spoonfuls of the meringue onto boiling water and keep hot until set.

  4. Remove the meringue with an egg whisk and place it on top of 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.

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

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

  2. Egg + sugartop 21% of all pairs
    Smell alikemoderate
    Cooked together122,807 recipes

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

  3. Egg + vanillatop 23% of all pairs
    Smell alikelow
    Cooked together27,347 recipes

    Shared aroma: 1-octen-3-ol (mushroom, earthy).

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

Egg yolks
Thicken the custard as they set and add richness.
Egg whites
Whipped into a foam that gives the meringue its airy structure.
Sugar
Adds sweetness and helps stabilise the whipped egg white foam.

The step that matters

Keeping the meringue hot until set. Egg white proteins set when heated, so the meringue must stay in hot water until firm. If it is not set, it can collapse or tear when lifted onto the custard.

“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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