Why it works: Milk and butter 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 ↓
Clam Soup
Ingredients
Directions
Prepare the clams
Boil the clams in 1 quart of water for 1 hour.
Remove the clams, chop them finely, and set aside.
Make the soup
Combine 1 quart of milk, ½ teaspoon of pepper, and 1 teaspoon of salt. Adjust salt to taste.
Rub 1 tablespoon of butter with 2 tablespoons of flour to form a cream. Add the butter‑flour mixture to the milk and bring to a boil.
Stir in the chopped clams and boil for 5 minutes.
If desired, strain the soup through a sieve to remove clam pieces.
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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Milk + buttertop 7% of all pairsSmell alikemoderateCooked together81,283 recipes
Shared aroma: (z)-4-heptenal (biscuit, cream).
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Clam + buttertop 11% of all pairsSmell alikemoderateCooked together840 recipes
Shared aroma: (z)-4-heptenal (biscuit, cream).
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Butter + flourtop 12% of all pairsSmell alikelowCooked together124,287 recipes
Shared aroma: isobutyraldehyde (malty, green).
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Milk + flourtop 14% of all pairsSmell alikelowCooked together78,219 recipes
Shared aroma: isobutyraldehyde (malty, green).
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Clam + milktop 19% of all pairsSmell alikemoderateCooked together636 recipes
Shared aroma: (e,z)-2,6-nonadienal (cucumber, melon).
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
- Clams
- Provide the main flavor and texture of the soup; boiling them first releases their taste into the water.
- Milk
- Forms the creamy base of the soup and adds body and mild sweetness.
- Butter and flour
- Flour thickens the milk as a roux, and butter carries flavor and adds richness.
The step that matters
Adding the butter-flour mixture to the milk. Flour must be fully blended into the butter first and the milk kept moving while heating; otherwise the flour clumps and the soup stays lumpy instead of smoothly thickened.
“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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