Why it works: Butter and cream match in chemistry and in kitchens. They rank in the top 3% of all ingredient pairs, and 41,494 recipes mention both. Both carry delta-dodecalactone, which smells sweet, creamy. The science ↓
The recipe
Ingredients
Contains: milk, wheat (auto-detected from the ingredients and method; we can miss things, so check labels)
Directions
In a stewpan, roll together the butter and flour.
Gradually add the cream or boiled milk, stirring until smooth.
Place the mixture on a slow fire and stir for 10 minutes.
Still stirring, add the veal stock.
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 aroma chemistry they share, and how many recipes mention both.
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Butter + creamtop 3% of all pairsAroma overlapstrongMentioned together41,494 recipes
Shared aroma: delta-dodecalactone (sweet, creamy).
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Butter + flourtop 6% of all pairsAroma overlaplowMentioned together122,858 recipes
Shared aroma: isobutyraldehyde (malty, green).
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Butter + vealtop 11% of all pairsAroma overlapmoderateMentioned together9,381 recipes
Shared aroma: 3-hexenal (apple, fruity).
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Flour + creamtop 15% of all pairsAroma overlaplowMentioned together29,941 recipes
Shared aroma: acetaldehyde (pungent, ethereal).
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Cream + vealtop 15% of all pairsAroma overlaplowMentioned together3,202 recipes
Shared aroma: 2-heptanol (bitter, floral).
Butter and flour share little aroma chemistry, yet 122,858 recipes mention both: they likely 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 fat and richness, and carries flavour through the sauce.
- Flour
- Thickens the sauce as its starch swells when heated in liquid.
- Cream or boiled milk
- Forms the smooth liquid base and gives the sauce body and mild sweetness.
- Veal stock
- Adds savoury depth and extra liquid to the thickened base.
The step that matters
Adding the cream or milk gradually while stirring. Flour starch must be dispersed evenly before heating. Adding liquid slowly and stirring keeps the starch from clumping into lumps, so the sauce thickens smoothly.
“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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