Why it works: Pepper and lemon match in chemistry and in kitchens. They rank in the top 3% of all ingredient pairs, and cooks put them together in 27,047 recipes. Both carry trans-2-nonenal, which smells cardboard, fatty. The science ↓
Another Way to Stew Mushrooms
Ingredients
Directions
In a pot, heat the white stock and season with salt, pepper, and lemon pickle.
In a small bowl, mix the butter and flour to form a paste.
Add the paste to the stock to thicken it.
Boil the cleaned and peeled mushrooms in water for 3-4 minutes.
Add the mushrooms to the hot gravy and stew for 15 minutes.
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.
-
Pepper + lemontop 3% of all pairsSmell alikestrongCooked together27,047 recipes
Shared aroma: trans-2-nonenal (cardboard, fatty).
-
Butter + mushroomtop 7% of all pairsSmell alikemoderateCooked together12,525 recipes
Shared aroma: trans-2-decenal (waxy, orange).
-
Pepper + mushroomtop 11% of all pairsSmell alikemoderateCooked together13,580 recipes
Shared aroma: 2-nonenal (fatty, green).
-
Butter + flourtop 12% of all pairsSmell alikelowCooked together124,287 recipes
Shared aroma: isobutyraldehyde (malty, green).
-
Lemon + mushroomtop 15% of all pairsSmell alikemoderateCooked together4,633 recipes
Shared aroma: 2-nonenal (fatty, green).
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
- Melts with the flour to form a paste that thickens the stock and adds richness.
- Flour
- Combined with butter, it thickens the stock into a smooth, lightly cooked gravy.
- Mushrooms
- Add earthy flavour and a tender, meaty texture as they simmer in the gravy.
The step that matters
Add the paste to the stock to thicken it. Flour must be cooked to thicken properly. Whisk the butter-flour paste into the hot stock so it disperses without lumps, then simmer so the starch swells and the raw flour taste cooks off.
Swap the lemon
How well each one fits the dish's main ingredients (pepper, butter, flour, mushroom):
- Lemonthe original
- Plumfits about as well
- Limefits less well
- Cherryfits less well
Fit is the average pairing score against pepper, butter, flour, mushroom. 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.
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.
Lemon Sauce236 recipes
Mushroom Soup60 recipes
Tomato Soup526 recipes
Brown Bread461 recipes