Why it works: Asparagus and parsley match in chemistry and in kitchens. They rank in the top 8% of all ingredient pairs, and cooks put them together in 566 recipes. Both carry 2,4-decadienal, which smells seaweed. The science ↓
Asparagus Sauce
Ingredients
Directions
Prepare the asparagus
Break the asparagus in the tender part and wash well.
Put the asparagus into boiling salted water until tender.
Remove from water and place in cold water to cool, then drain on a cloth.
Make the sauce
In a saucepan, melt the butter with parsley and green onions over high heat.
Add the asparagus and fry for 5 minutes.
Stir in salt, sugar, and white stock, then simmer for another 5 minutes.
Rub the mixture through a sieve.
Add spinach coloring if needed.
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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Asparagus + parsleytop 8% of all pairsSmell alikestrongCooked together566 recipes
Shared aroma: 2,4-decadienal (seaweed).
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Parsley + oniontop 9% of all pairsSmell alikemoderateCooked together25,843 recipes
Shared aroma: 2,4-decadienal (seaweed).
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Asparagus + oniontop 9% of all pairsSmell alikestrongCooked together1,212 recipes
Shared aroma: 2-isopropyl-3-methoxypyrazine (earthy, pea).
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Butter + oniontop 15% of all pairsSmell alikemoderateCooked together42,912 recipes
Shared aroma: decanal (soap, orange peel).
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Butter + parsleytop 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
- Asparagus
- Forms the main body and flavor of the sauce.
- Butter
- Carries flavor and gives the sauce richness.
- White stock
- Adds liquid so the mixture can simmer and loosen into a sauce.
- Sugar
- Rounds out the flavor and balances the vegetable taste.
Swap the onion
How well each one fits the dish's main ingredients (asparagus, butter, parsley, sugar):
- Shallotfits better
- Leekfits better
- Chivefits better
- Onionthe original
Fit is the average pairing score against asparagus, butter, parsley, sugar. 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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