Why it works: Pepper and fennel match in chemistry and in kitchens. They rank in the top 7% of all ingredient pairs, and cooks put them together in 1,216 recipes. Both carry myristicin, which smells spice, warm. The science ↓
Salmon in Fresh Pickle
Ingredients
Directions
Make the pickling liquid
Save the water in which the salmon has been boiled.
Mix it with half the quantity of vinegar.
Boil the mixture with whole pepper.
Pickle and serve
Let it cool, then pour it over the salmon.
Serve with fresh fennel.
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 + fenneltop 7% of all pairsSmell alikestrongCooked together1,216 recipes
Shared aroma: myristicin (spice, warm).
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Vinegar + peppertop 14% of all pairsSmell alikemoderateCooked together27,814 recipes
Shared aroma: 4'-methylacetophenone (bitter almond).
-
Salmon + fenneltop 16% of all pairsSmell alikelowCooked together253 recipes
Shared aroma: 1-octen-3-ol (mushroom, earthy).
-
Vinegar + fenneltop 19% of all pairsSmell alikemoderateCooked together505 recipes
Shared aroma: isobutyraldehyde (malty, green).
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Salmon + vinegartop 27% of all pairsSmell alikelowCooked together1,675 recipes
Shared aroma: acetic acid (sour, vinegar).
Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs
What each ingredient does
- Vinegar
- Adds acidity that sharpens the flavour and helps preserve the fish.
- Water from boiled salmon
- Forms the liquid base and carries the flavour of the fish into the pickle.
- Whole pepper
- Adds a warm, aromatic spice that infuses the liquid as it boils.
The step that matters
Letting the liquid cool before pouring. Pouring hot liquid over the salmon would keep cooking the delicate fish and make its texture firm and dry. Cooling first keeps it tender while the acid slowly penetrates.
Swap the fennel
How well each one fits the dish's main ingredients (salmon, vinegar, pepper):
- Dillfits better
- Tarragonfits better
- Parsleyfits better
- Fennelthe original
Fit is the average pairing score against salmon, vinegar, pepper. 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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