Why it works: Asparagus and lemon work together. They rank in the top 6% of all ingredient pairs, and cooks put them together in 704 recipes. Both carry trans-2-nonenal, which smells cardboard, fatty. The science ↓
Asparagus Sauce
Ingredients
Directions
Prepare the asparagus
Boil the tender asparagus heads in a small amount of salted water until tender. Drain and chop the asparagus.
Make the sauce
In a separate bowl, combine the drawn butter with the beaten eggs.
Add the chopped asparagus to the butter mixture and season with salt, white pepper, and lemon juice.
Ensure the butter is hot, but do not cook after adding the asparagus.
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 + lemontop 6% of all pairsSmell alikemoderateCooked together704 recipes
Shared aroma: trans-2-nonenal (cardboard, fatty).
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Butter + lemontop 16% of all pairsSmell alikemoderateCooked together41,227 recipes
Shared aroma: 3-hexenal (apple, fruity).
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Lemon + white peppertop 16% of all pairsSmell alikelowCooked together1,658 recipes
Shared aroma: eucalyptol (eucalyptus, herbal).
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Asparagus + eggtop 17% of all pairsSmell alikemoderateCooked together1,338 recipes
Shared aroma: 2-nonenal (fatty, green).
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Butter + eggtop 17% of all pairsSmell alikemoderateCooked together118,967 recipes
Shared aroma: decanal (soap, orange peel).
Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs
What each ingredient does
- Asparagus
- Provides the main flavor and body of the sauce once chopped.
- Drawn butter
- Adds richness and a smooth, silky mouthfeel to the sauce.
- Eggs
- Thicken the sauce as their proteins set gently in the warm butter.
- Lemon juice
- Adds acidity that brightens the buttery sauce.
The step that matters
Keep the heat gentle once the eggs meet the butter. Eggs thicken as their proteins set with gentle heat. If the mixture gets too hot, the eggs scramble and the sauce turns grainy, so the butter should warm the sauce without cooking it further.
Swap the white pepper
How well each one fits the dish's main ingredients (asparagus, butter, egg, lemon):
- Tarragonfits better
- Parsleyfits better
- Capersfits better
- White pepperthe original
Fit is the average pairing score against asparagus, butter, egg, lemon. 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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