Why it works: Pepper and lemon match in chemistry and in kitchens. They rank in the top 2% of all ingredient pairs, and 27,039 recipes mention both. Both carry 2-nonenal, which smells fatty, green. The science ↓
The recipe
Ingredients
Contains: milk, wheat, fish, shellfish (auto-detected from the ingredients and method; we can miss things, so check labels)
Directions
Prepare
Prepare a sauce using stock, strong ale, perry, or cider.
Season the sauce with anchovy, mushroom stalks, ketchup, or truffle powder.
Strew slices of cod with mace and salt.
Fry the cod slices until golden brown.
Make farce-balls.
Prepare the cod's head, binding it up.
Cook and serve
Place the prepared head into the sauce.
Cook until done.
Remove the head with a large slice.
Lay the head on a dish.
Pull out all the bones.
Add the fried cod slices and farce-balls to the sauce, along with anchovy, cayenne, white wine or Madeira, and lemon juice.
Thicken the sauce with flour and butter.
Add cooked oysters or mushrooms if desired.
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 aroma chemistry they share, and how many recipes mention both.
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Pepper + lemontop 2% of all pairsAroma overlapstrongMentioned together27,039 recipes
Shared aroma: 2-nonenal (fatty, green).
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Butter + white winetop 3% of all pairsAroma overlapstrongMentioned together5,039 recipes
Shared aroma: ethyl octanoate (fruity, wine).
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Oyster + anchovytop 4% of all pairsAroma overlapstrongMentioned together601 recipes
Shared aroma: 1-octen-3-ol (mushroom, earthy).
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White wine + lemontop 4% of all pairsAroma overlapmoderateMentioned together3,764 recipes
Shared aroma: myrcene (balsamic, herbaceous).
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Butter + oystertop 5% of all pairsAroma overlapstrongMentioned together8,175 recipes
Shared aroma: 2,6-nonadienal (cucumber, green).
Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs
What each ingredient does
- Cod
- Forms the main body of the dish, cooked by frying and then simmering in the sauce.
- Flour
- Thickens the sauce, giving it body when cooked with butter.
- Butter
- Enriches the sauce and combines with flour to thicken it.
- Anchovy
- Adds savoury depth and salty umami to the sauce.
- White wine or madeira
- Adds acidity and aromatic depth to the sauce.
- Stock
- Forms the liquid base of the sauce, adding savoury flavour.
The step that matters
Thicken the sauce with flour and butter. Flour must be cooked with the butter and fat so it dissolves smoothly without lumps. Adding flour directly to hot liquid causes clumping, while a properly cooked roux gives an even, glossy thickening.
Flavor stand-ins for the mace
How well each one fits the dish's main ingredients (butter, flour, oyster, anchovy, pepper, white wine, lemon):
- Parsleybetter flavor fit
- Thymebetter flavor fit
- Marjorambetter flavor fit
- Macethe original
Fit is the average pairing score against butter, flour, oyster, anchovy, pepper, white wine, lemon. Candidates are from the same food group and used in at least 100 recipes. This compares flavor only: it does not check the job the ingredient does in the dish (bulk, moisture, acidity, structure).
“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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