Why it works: Butter and flour are a kitchen classic. They rank in the top 12% of all ingredient pairs, and cooks put them together in 124,287 recipes. Both carry isobutyraldehyde, which smells malty, green. The science ↓
Orange Sauce
Ingredients
Directions
Make the sauce
Cream the butter and sugar together in a bowl.
Add the flour, grated orange rind, and orange juice, mixing well.
Pour in the boiling water and bring the mixture to a boil.
Serve
Serve hot with boiled puddings.
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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Butter + flourtop 12% of all pairsSmell alikelowCooked together124,287 recipes
Shared aroma: isobutyraldehyde (malty, green).
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Sugar + flourtop 15% of all pairsSmell alikemoderateCooked together92,116 recipes
Shared aroma: phenylacetaldehyde (hawthorne, honey).
-
Butter + sugartop 17% of all pairsSmell alikemoderateCooked together98,233 recipes
Shared aroma: guaiacol (smoky, sweet).
-
Sugar + orangetop 20% of all pairsSmell alikelowCooked together19,212 recipes
Shared aroma: beta-damascenone (apple, rose).
-
Flour + orangetop 21% of all pairsSmell alikemoderateCooked together6,821 recipes
Shared aroma: isobutyraldehyde (malty, green).
Butter and flour barely smell alike, yet cooks put them together in 124,287 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
- Creamed with sugar to add richness and a smooth, rounded body to the sauce.
- Sugar
- Creamed with butter and dissolves into the sauce, adding sweetness that balances the orange acidity.
- Flour
- Thickens the sauce as it heats, giving it body.
- Orange juice
- Provides the main citrus flavour and acidity.
- Orange rind
- Adds aromatic orange oils for fragrance and a stronger citrus flavour.
The step that matters
Bring the mixture to a boil. Flour thickens only when it is heated enough for its starch granules to swell and set, so the sauce must reach a full boil to reach its intended thickness.
Swap the orange
How well each one fits the dish's main ingredients (butter, sugar, flour):
- Raisinfits better
- Vanillafits better
- Figfits better
- Orangethe original
Fit is the average pairing score against butter, sugar, flour. 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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