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Dessert

Unboiled Icing

A simple icing made from egg white, water, confectioner's sugar, flavoring, and optional fruit coloring.

From an old cookbook · modernised transcription
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Why it works: Egg and sugar are a kitchen classic. They rank in the top 21% of all ingredient pairs, and cooks put them together in 122,807 recipes. Both carry 2-nonenal, which smells fatty, green. The science ↓

Unboiled Icing

Ingredients

Directions

  1. In a bowl, combine the egg white and water.

  2. Stir in confectioner's sugar until the mixture reaches a spreadable consistency.

  3. Add your desired flavoring.

  4. For pink icing, mix in fruit coloring.

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

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

Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs

What each ingredient does

Egg white
Adds body and helps the icing hold a smooth, set texture as it dries.
Confectioner's sugar
Provides sweetness and bulk, thickening the liquid into a spreadable icing.

The step that matters

Stir in the confectioner's sugar. Adding sugar gradually and stirring well dissolves it evenly and prevents lumps. Adding too much at once makes the icing stiff and grainy, and it is hard to thin back without losing sweetness balance.

“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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