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 ↓
Liquid Sauce
Ingredients
Directions
Beat the butter and sugar together until creamy.
Add the vanilla and wine, mixing well.
Slowly stir in the boiling water until combined.
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 + vanillatop 8% of all pairsSmell alikelowCooked together35,032 recipes
Shared aroma: beta-damascenone (apple, rose).
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Butter + winetop 13% of all pairsSmell alikemoderateCooked together8,645 recipes
Shared aroma: 2-furfurylthiol (coffee, roasted).
-
Butter + vanillatop 14% of all pairsSmell alikemoderateCooked together20,050 recipes
Shared aroma: guaiacol (smoky, sweet).
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Butter + sugartop 17% of all pairsSmell alikemoderateCooked together98,233 recipes
Shared aroma: guaiacol (smoky, sweet).
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Vanilla + winetop 18% of all pairsSmell alikemoderateCooked together887 recipes
Shared aroma: beta-damascenone (apple, rose).
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
- Butter
- Adds richness and a smooth, creamy body to the sauce.
- Sugar
- Sweetens the sauce and helps it stay soft and pourable as it cools.
- Boiling water
- Thins the mixture into a pourable liquid sauce.
The step that matters
Slowly stir in the boiling water. Adding hot water gradually to the butter and sugar keeps the emulsion from separating and lets the sugar dissolve evenly into a smooth, pourable sauce.
Swap the vanilla
How well each one fits the dish's main ingredients (butter, sugar, wine):
- Vanillathe original
- Applefits about as well
- Grapefits less well
- Peachfits less well
Fit is the average pairing score against butter, sugar, wine. 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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