Why it works: Sugar and lemon are a kitchen classic. They rank in the top 18% of all ingredient pairs, and cooks put them together in 53,532 recipes. Both carry 2-nonenal, which smells fatty, green. The science ↓
Strawberry Sponge
Ingredients
Directions
Prepare the strawberries
Soak the gelatine in ½ cup of water for 2 hours.
Mash the strawberries.
Mix in ½ cup of sugar.
Rub the strawberries through a sieve.
Make the syrup
Boil the remaining sugar and water gently for 20 minutes.
Add the gelatine to the boiling syrup.
Remove from heat.
Mix in the strawberries.
Whip and set
Place the mixture in a pan of ice water.
Beat for 5 minutes.
Add the egg whites.
Beat until the mixture begins to thicken.
Pour into molds.
Refrigerate to harden.
Serve with sugar and cream.
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.
-
Sugar + lemontop 18% of all pairsSmell alikelowCooked together53,532 recipes
Shared aroma: 2-nonenal (fatty, green).
-
Lemon + eggtop 19% of all pairsSmell alikelowCooked together44,316 recipes
Shared aroma: (e,e)-2,4-decadienal (fatty, deep fried).
-
Sugar + eggtop 21% of all pairsSmell alikemoderateCooked together122,807 recipes
Shared aroma: 2-nonenal (fatty, green).
Sugar and lemon barely smell alike, yet cooks put them together in 53,532 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
- Strawberries
- Provide the main flavour and colour, and their pulp adds body to the sponge.
- Gelatine
- Sets the liquid mixture so it holds its shape when chilled.
- Egg whites
- Trap air when beaten, creating the light, airy foam texture of the sponge.
- Sugar
- Sweetens the dish and helps stabilise the whipped foam.
The step that matters
Beat until the mixture begins to thicken. The mixture must be cold and only partly thickened before molds are filled. If it is over-beaten or left too long in the ice water, the gelatine sets before the mixture can be poured, and the sponge loses its airy texture.
Swap the lemon
How well each one fits the dish's main ingredients (sugar, egg):
- Vanillafits better
- Raisinfits about as well
- Lemonthe original
- Datesfits less well
Fit is the average pairing score against sugar, egg. 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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