Why it works: Butter and mushroom are a kitchen classic. They rank in the top 7% of all ingredient pairs, and cooks put them together in 12,525 recipes. Both carry trans-2-decenal, which smells waxy, orange. The science ↓
Cream of Stock Soup
Ingredients
Directions
Make the soup
Melt the butter in a saucepan over medium heat.
Stir in the flour and salt until well combined.
Gradually add the stock, stirring continuously.
Bring to a boil and cook for 10 minutes.
Add the cream and heat for 5 minutes without boiling.
Serve
If desired, add cooked fresh mushrooms just before serving.
Serve in bouillon cups for lunch or as a dinner soup.
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.
-
Butter + mushroomtop 7% of all pairsSmell alikemoderateCooked together12,525 recipes
Shared aroma: trans-2-decenal (waxy, orange).
-
Butter + creamtop 8% of all pairsSmell alikemoderateCooked together41,516 recipes
Shared aroma: delta-dodecalactone (sweet, creamy).
-
Butter + flourtop 12% of all pairsSmell alikelowCooked together124,287 recipes
Shared aroma: isobutyraldehyde (malty, green).
-
Veal + mushroomtop 14% of all pairsSmell alikemoderateCooked together2,446 recipes
Shared aroma: 2,4-nonadienal (fatty, green).
-
Cream + mushroomtop 15% of all pairsSmell alikelowCooked together4,500 recipes
Shared aroma: 1-octen-3-one (mushroom, metallic).
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 into a roux.
- Flour
- Thickens the stock into a smooth, body-rich soup as it cooks.
- Stock
- Provides the main savoury flavour and liquid base of the soup.
- Thick cream
- Adds richness and a smooth, velvety texture to the finished soup.
The step that matters
Adding the cream without boiling. Once the cream is added, boiling can cause it to separate or curdle, so it should be heated gently for the stated 5 minutes only.
“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.
You might also like
The free Flavor Lab newsletter: one surprising pairing a week and the molecular reason it works, in 60 seconds. No spam, unsubscribe anytime.
Prefer an account? Create a free account to save pairings and unlock the full chemistry.
Mushroom Soup60 recipes
Veal Patties50 recipes
Beef, Mutton, or Veal Broth6 recipes
Tomato Soup526 recipes