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Dessert

Chocolate Icing

A chocolate icing made with boiling water, powdered sugar, and chocolate.

From an old cookbook · modernised transcription
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Why it works: Sugar and chocolate are a kitchen classic. They rank in the top 13% of all ingredient pairs, and cooks put them together in 15,404 recipes. Both carry guaiacol, which smells smoky, sweet. The science ↓

Chocolate Icing

Ingredients

Directions

Make the icing

  1. Boil together the boiling water, powdered sugar, and chocolate.

  2. Stir constantly until well combined.

Frost

  1. Frost the top of the eclairs with the icing.

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 + chocolatetop 13% of all pairs
    Smell alikemoderate
    Cooked together15,404 recipes

    Shared aroma: guaiacol (smoky, sweet).

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

What each ingredient does

Powdered sugar
Adds sweetness and body, helping the icing set thick and glossy as it cools.
Chocolate
Provides the main flavor and firms up as the icing cools.

The step that matters

Stir constantly until well combined. Chocolate can scorch or turn grainy if it overheats, and constant stirring spreads the heat evenly while the sugar and chocolate dissolve into a smooth icing.

“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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