Why it works: Parsley and celery match in chemistry and in kitchens. They rank in the top 1% of all ingredient pairs, and cooks put them together in 6,810 recipes. Both carry 4'-methylacetophenone, which smells bitter almond. The science ↓
Oyster Soup
Ingredients
Directions
Make the soup
Combine the oyster liquor, salt, pepper, parsley, celery, and butter in a porcelain-lined kettle.
Bring the mixture to a boil.
Add the oysters and remove them as soon as they are plump.
Serve
Place a few oyster crackers in a soup tureen and pour the boiling soup over them.
Serve immediately.
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 + celerytop 1% of all pairsSmell alikestrongCooked together6,810 recipes
Shared aroma: 4'-methylacetophenone (bitter almond).
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Pepper + parsleytop 2% of all pairsSmell alikestrongCooked together34,122 recipes
Shared aroma: 4'-methylacetophenone (bitter almond).
-
Pepper + celerytop 5% of all pairsSmell alikestrongCooked together16,012 recipes
Shared aroma: 4'-methylacetophenone (bitter almond).
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Oyster + buttertop 12% of all pairsSmell alikemoderateCooked together8,184 recipes
Shared aroma: 2,6-nonadienal (cucumber, green).
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Parsley + buttertop 15% of all pairsSmell alikemoderateCooked together28,563 recipes
Shared aroma: trans-2-hexenal (green, leafy).
Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs
What each ingredient does
- Oysters
- Provide the main flavour and tender texture, and curl up when they are cooked.
- Oyster liquor
- Carries the briny oyster flavour and forms the liquid base of the soup.
- Butter
- Adds richness and a smooth, rounded mouthfeel to the broth.
- Celery
- Adds a fresh, mildly vegetal note that balances the brininess.
The step that matters
Remove the oysters as soon as they are plump. Oysters toughen and shrink quickly when overheated. Pulling them out at the first sign of plumping keeps them tender and juicy rather than rubbery.
Swap the celery
How well each one fits the dish's main ingredients (oyster, pepper, parsley, butter):
- Thymefits better
- Marjoramfits about as well
- Sagefits about as well
- Celerythe original
Fit is the average pairing score against oyster, pepper, parsley, butter. 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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