Why it works: Butter and milk are a kitchen classic. They rank in the top 7% of all ingredient pairs, and cooks put them together in 81,283 recipes. Both carry (z)-4-heptenal, which smells biscuit, cream. The science ↓
Melted Butter Sauce
Ingredients
Directions
Melt the butter in a small saucepan over low heat.
Gradually add the flour, stirring continuously to avoid lumps.
Slowly pour in the water or milk, continuing to stir until the mixture boils.
Cook for an additional minute, then remove from heat.
If desired, stir in an extra ounce of butter and a tablespoon of cream for richness.
Add salt to taste if using milk, to prevent curdling.
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.
Photo for illustrative purposes only · Contact us to use it
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 + milktop 7% of all pairsSmell alikemoderateCooked together81,283 recipes
Shared aroma: (z)-4-heptenal (biscuit, cream).
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Butter + creamtop 8% of all pairsSmell alikemoderateCooked together41,516 recipes
Shared aroma: delta-dodecalactone (sweet, creamy).
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Butter + flourtop 12% of all pairsSmell alikelowCooked together124,287 recipes
Shared aroma: isobutyraldehyde (malty, green).
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Flour + milktop 14% of all pairsSmell alikelowCooked together78,219 recipes
Shared aroma: isobutyraldehyde (malty, green).
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Milk + creamtop 18% of all pairsSmell alikemoderateCooked together29,399 recipes
Shared aroma: delta-dodecalactone (sweet, creamy).
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
- Forms the fat base that is cooked with the flour and adds rich flavour.
- Flour
- Thickens the melted butter into a smooth sauce as it cooks.
- Milk
- Forms the liquid that the flour thickens, giving a creamier sauce than water.
The step that matters
Stirring in the liquid. Adding the water or milk too quickly or without constant stirring lets the flour clump before it hydrates. Stirring while pouring spreads the starch evenly so it thickens into a smooth sauce.
“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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