Why it works: Parsley and shallot match in chemistry and in kitchens. They rank in the top 1% of all ingredient pairs, and cooks put them together in 3,737 recipes. Both carry 2,4-decadienal, which smells seaweed. The science ↓
Omelettes of Fish
Ingredients
Directions
Make the fish omelette
Flake the cold salt cod and season the fish with cayenne, nutmeg, and white pepper.
Mix the seasoned fish with 6 beaten eggs and ½ cup cream or milk.
Fry the mixture in a buttered frying pan on one side only, then fold the omelette and serve.
Make the filled omelette
Chop the cold fish and mix it with parsley, shallot, butter, and lemon juice.
Heat this mixture in the oven.
Beat 6 eggs, season them, and pour them into a buttered frying pan.
When the eggs begin to turn opaque, add the warm fish in the center.
Roll in the ends of the omelette and serve.
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 + shallottop 1% of all pairsSmell alikestrongCooked together3,737 recipes
Shared aroma: 2,4-decadienal (seaweed).
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Pepper + parsleytop 2% of all pairsSmell alikestrongCooked together34,122 recipes
Shared aroma: 4'-methylacetophenone (bitter almond).
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Nutmeg + parsleytop 3% of all pairsSmell alikestrongCooked together5,062 recipes
Shared aroma: 4'-methylacetophenone (bitter almond).
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Nutmeg + shallottop 5% of all pairsSmell alikestrongCooked together1,019 recipes
Shared aroma: eucalyptol (eucalyptus, herbal).
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Pepper + nutmegtop 7% of all pairsSmell alikestrongCooked together13,015 recipes
Shared aroma: 4'-methylacetophenone (bitter almond).
Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs
What each ingredient does
- Eggs
- Set to form the omelette's structure and give it a tender, custardy body.
- Salt cod
- Main protein that supplies the savory, salty flavor of the dish.
- Cream or milk
- Adds moisture and softness, keeping the eggs tender rather than dry.
- Butter
- Adds richness and flavor, and helps the omelette brown lightly in the pan.
- Lemon juice
- Adds acidity that brightens the rich eggs and fish.
The step that matters
Adding the warm fish to the eggs. Add the fish once the eggs have just begun to set but are still slightly runny. The proteins in the eggs firm up as they heat, so adding the fish too early lets it sink, while waiting too long leaves the filling sitting on top of firm, dry egg.
Swap the white pepper
How well each one fits the dish's main ingredients (fish, pepper, nutmeg, egg, cream, parsley, shallot):
- Tarragonfits better
- Capersfits better
- Marjoramfits better
- White pepperthe original
Fit is the average pairing score against fish, pepper, nutmeg, egg, cream, parsley, shallot. 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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