Why it works: Parsley and pepper match in chemistry and in kitchens. They rank in the top 2% of all ingredient pairs, and cooks put them together in 34,122 recipes. Both carry 4'-methylacetophenone, which smells bitter almond. The science ↓
Mushrooms with Gravy
Ingredients
Directions
The book gives no oven temperature. The 400°F (200°C) in the steps was added when the recipe was transcribed, as a starting point.
Prepare
Clean the mushrooms by removing grit and dirt.
Chop the stalks you cut off.
Make the sauce
In a saucepan, melt the butter and stir in the flour.
Add the made gravy and mix well.
Stir in the chopped stalks, parsley, onion, salt, and pepper.
Simmer the sauce until thick and rich.
Add the cream.
Strain the sauce.
Stuff and bake
Butter a silver dish and place the mushrooms head down.
Fill the hollow parts of the mushrooms with the thick sauce.
Bake in a 400°F (200°C) oven for 10 minutes until the mushrooms flatten.
Serve on the same dish wrapped in a napkin.
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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Parsley + peppertop 2% of all pairsSmell alikestrongCooked together34,122 recipes
Shared aroma: 4'-methylacetophenone (bitter almond).
-
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).
-
Parsley + oniontop 9% of all pairsSmell alikemoderateCooked together25,843 recipes
Shared aroma: 2,4-decadienal (seaweed).
-
Mushroom + oniontop 10% of all pairsSmell alikemoderateCooked together10,626 recipes
Shared aroma: 2,4-decadienal (seaweed).
Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs
What each ingredient does
- Mushrooms
- Form the base that holds the sauce and softens into a tender, savoury shell when baked.
- Butter
- Enriches the sauce with fat and carries flavour through the roux base.
- Flour
- Thickens the butter and gravy into a smooth, stable sauce through starch gelatinisation.
- Made gravy
- Provides the main liquid and savoury body of the stuffing sauce.
- Cream
- Adds richness and a smoother, silkier texture to the finished sauce.
The step that matters
Simmer the sauce until thick and rich. The sauce must reduce enough to hold its shape inside the mushrooms. If it stays thin, it will run out during baking and leave the caps soggy.
Swap the onion
How well each one fits the dish's main ingredients (butter, flour, mushroom, parsley, pepper, cream):
- Shallotfits better
- Spinachfits better
- Chivefits better
- Onionthe original
Fit is the average pairing score against butter, flour, mushroom, parsley, pepper, cream. 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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