Why it works: Parsley and pepper match in chemistry and in kitchens. They rank in the top 2% of all ingredient pairs, and cooks put them together in 34,122 recipes. Both carry 4'-methylacetophenone, which smells bitter almond. The science ↓
Asparagus As Small Peas. — -Asperges Aux Petits Pois Au Roux.
Ingredients
Directions
Prepare
Cut the asparagus and blanch in salted water.
Drain the asparagus and place it in a stewpan with butter, parsley, and scallions.
Toss the mixture until heated, then add the espagnole sauce.
Finish and serve
Let it reduce, remove excess fat, and press out the herbs.
Finish with a small pat of butter, dress, 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 + peppertop 2% of all pairsSmell alikestrongCooked together34,122 recipes
Shared aroma: 4'-methylacetophenone (bitter almond).
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Asparagus + parsleytop 8% of all pairsSmell alikestrongCooked together566 recipes
Shared aroma: 2,4-decadienal (seaweed).
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Asparagus + peppertop 10% of all pairsSmell alikemoderateCooked together1,968 recipes
Shared aroma: 2-isopropyl-3-methoxypyrazine (earthy, pea).
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Butter + saucetop 15% of all pairsSmell alikelowCooked together15,338 recipes
Shared aroma: ethanol (alcoholic, ethereal).
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Butter + parsleytop 15% of all pairsSmell alikemoderateCooked together28,563 recipes
Shared aroma: trans-2-hexenal (green, leafy).
Butter and sauce barely smell alike, yet cooks put them together in 15,338 recipes: they work on texture and structure more than aroma.
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 of the dish and carries the sauce.
- Espagnole sauce
- Supplies the rich, savory brown sauce that coats and flavors the asparagus.
- Butter
- Adds richness and a silky mouthfeel when it is melted and finished into the dish.
- Scallions
- Add a mild onion aroma and sharpness that brightens the rich sauce.
- Parsley
- Contributes a fresh, green herbal aroma that lifts the heavy sauce.
The step that matters
Let it reduce, remove excess fat, and press out the herbs. Reducing concentrates the espagnole sauce so it coats the asparagus rather than thinning it. Skimming excess fat keeps the sauce clean-tasting and prevents a greasy finish.
Swap the asparagus
How well each one fits the dish's main ingredients (egg, butter, parsley, sauce, pepper):
- Shallotfits better
- Capsicumfits better
- Chivefits about as well
- Asparagusthe original
Fit is the average pairing score against egg, butter, parsley, sauce, 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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