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 ↓
Summer Squash, or Cymbling Soup
Ingredients
Directions
Make the broth
Boil bones, veal, and onion in 4 quarts of water until reduced to 2 quarts.
Strain the broth.
Cool it.
Remove the fat.
Add the squash
Cook the squash in 1 pint of the stock until soft enough to pass through a colander.
Add the squash pulp and its liquid to the remaining 3 pints of broth.
Stir in the sugar, seasoning, and floured butter.
Cook slowly for 5 minutes without boiling.
Thicken and serve
Heat the milk.
Pour it over the eggs.
Stir over low heat until it begins to thicken.
Place diced fried bread in a tureen.
Pour the milk and egg mixture over it.
Add the soup.
Stir well.
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 + milktop 7% of all pairsSmell alikemoderateCooked together81,283 recipes
Shared aroma: (z)-4-heptenal (biscuit, cream).
-
Onion + peppertop 11% of all pairsSmell alikemoderateCooked together68,474 recipes
Shared aroma: 2-isopropyl-3-methoxypyrazine (earthy, pea).
-
Butter + flourtop 12% of all pairsSmell alikelowCooked together124,287 recipes
Shared aroma: isobutyraldehyde (malty, green).
-
Flour + milktop 14% of all pairsSmell alikelowCooked together78,219 recipes
Shared aroma: isobutyraldehyde (malty, green).
-
Flour + sugartop 15% of all pairsSmell alikemoderateCooked together92,116 recipes
Shared aroma: phenylacetaldehyde (hawthorne, honey).
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
- Eggs
- Thicken the soup as they gently set when stirred over low heat.
- White squash
- Forms the body of the soup when cooked and passed through a colander.
- Butter
- Rubbed into flour, it helps thicken the soup and adds richness.
- Milk
- Adds creaminess and moisture, softening the soup's flavor.
- White sugar
- Adds sweetness that balances the savory broth.
- Veal bones
- Release gelatin and flavor during boiling, giving the broth body and depth.
The step that matters
Stir over low heat until it begins to thicken. Egg proteins set when heated, but too much heat makes them scramble and curdle. Gentle heat and constant stirring keep the mixture smooth as it thickens.
Swap the onion
How well each one fits the dish's main ingredients (veal, butter, flour, milk, sugar, egg, pepper):
- Capsicumfits better
- Asparagusfits better
- Leekfits better
- Onionthe original
Fit is the average pairing score against veal, butter, flour, milk, sugar, egg, pepper. 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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