Why it works: Sugar and flour are a kitchen classic. They rank in the top 15% of all ingredient pairs, and cooks put them together in 92,116 recipes. Both carry phenylacetaldehyde, which smells hawthorne, honey. The science ↓
White Sponge Cake
about 22 piecesIngredients
Directions
The book says “a moderate oven”. The 350°F (175°C) in the steps is the modern equivalent, not the book's own figure.
Prepare
Sift the sugar several times.
Sift the flour before measuring, then sift it with the baking powder several times.
Make and bake
Beat the egg whites until light, then gradually add the sugar while continuing to beat.
Once all the sugar is added, pour the mixture into a deep square or round pan.
Bake in a moderate oven at 350°F (175°C), increasing the heat slightly after the cake has risen.
This cake is nice with or without icing and will yield about 22 pieces.
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.
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Sugar + flourtop 15% of all pairsSmell alikemoderateCooked together92,116 recipes
Shared aroma: phenylacetaldehyde (hawthorne, honey).
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Flour + eggtop 15% of all pairsSmell alikelowCooked together106,462 recipes
Shared aroma: isobutyraldehyde (malty, green).
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Sugar + coffeetop 17% of all pairsSmell alikelowCooked together4,344 recipes
Shared aroma: beta-damascenone (apple, rose).
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Sugar + eggtop 21% of all pairsSmell alikemoderateCooked together122,807 recipes
Shared aroma: 2-nonenal (fatty, green).
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Coffee + flourtop 23% of all pairsSmell alikelowCooked together2,141 recipes
Shared aroma: isobutyraldehyde (malty, green).
Flour and egg barely smell alike, yet cooks put them together in 106,462 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 whites
- Beaten to a light foam, they trap air that lifts and structures the cake.
- Sugar
- Sweetens the cake and, beaten with the whites, helps stabilise the foam.
- Flour
- Provides the starch and structure that sets the cake's crumb as it bakes.
- Baking powder
- Releases gas during baking, helping the cake rise and become light.
The step that matters
Adding the sugar to the egg whites. Sugar added gradually to beaten whites helps form a stable, glossy foam. Adding it too quickly or before the whites are light can collapse the foam, leaving a dense cake.
“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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