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 ↓
Fish Sandwiches
Ingredients
Directions
Flake the fresh fish finely.
Season with coarse sea salt and black pepper.
Add chopped pickle, lemon juice, and celery or onion extract.
Mix with mayonnaise dressing or moisten with a sauce.
For anchovies, sardines, or salt fish, pound to a paste and moisten with lemon juice.
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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Lemon + celerytop 3% of all pairsSmell alikestrongCooked together3,467 recipes
Shared aroma: beta-phellandrene (minty, terpene).
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Pepper + celerytop 5% of all pairsSmell alikestrongCooked together16,012 recipes
Shared aroma: 4'-methylacetophenone (bitter almond).
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Fish + lemontop 15% of all pairsSmell alikelowCooked together1,889 recipes
Shared aroma: 2-nonenal (fatty, green).
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Fish + saucetop 20% of all pairsSmell alikelowCooked together1,487 recipes
Shared aroma: ethanol (alcoholic, ethereal).
Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs
Swap the celery
How well each one fits the dish's main ingredients (fish, pepper, lemon, sauce):
- Parsleyfits better
- Tarragonfits better
- Marjoramfits about as well
- Celerythe original
Fit is the average pairing score against fish, pepper, lemon, sauce. Candidates are from the same food group and used in at least 100 recipes.
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