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 ↓
Mock Terrapin
Ingredients
Directions
Make the sauce
Melt the butter in a saucepan.
Stir in the flour, then gradually add the seasoned stock.
Boil for 1 minute, then remove from heat.
Simmer and serve
Add the chicken, salt, and pepper, then stir in the sherry wine.
Simmer for 1 hour.
Serve topped with sliced hard-boiled eggs and accompanied by lemon or pickles.
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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Pepper + lemontop 3% of all pairsSmell alikestrongCooked together27,047 recipes
Shared aroma: trans-2-nonenal (cardboard, fatty).
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Butter + flourtop 12% of all pairsSmell alikelowCooked together124,287 recipes
Shared aroma: isobutyraldehyde (malty, green).
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Wine + lemontop 13% of all pairsSmell alikelowCooked together6,157 recipes
Shared aroma: decanal (soap, orange peel).
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Butter + winetop 13% of all pairsSmell alikemoderateCooked together8,645 recipes
Shared aroma: 2-furfurylthiol (coffee, roasted).
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Butter + sherrytop 14% of all pairsSmell alikemoderateCooked together3,505 recipes
Shared aroma: ethyl octanoate (fruity, wine).
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
- Chicken
- Provides the main protein, which becomes tender during the long gentle simmer.
- Flour
- Thickens the stock into a smooth sauce when cooked with the melted butter.
- Butter
- Adds richness and carries the flour to form the thickening base.
- Sherry wine
- Adds acidity and aromatic depth to the sauce.
- Hard-boiled eggs
- Add richness and a soft, creamy contrast as a topping.
The step that matters
Simmer for 1 hour. A gentle simmer keeps the sauce from scorching and lets the chicken become tender without toughening. Too hard a boil can make the sauce break and the meat dry and stringy.
Swap the lemon
How well each one fits the dish's main ingredients (butter, flour, chicken, pepper, sherry, wine, egg):
- Lemonthe original
- Grapefits about as well
- Plumfits about as well
- Figfits less well
Fit is the average pairing score against butter, flour, chicken, pepper, sherry, wine, egg. 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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