Why it works: Parsley and lemon match in chemistry and in kitchens. They rank in the top 1% of all ingredient pairs, and cooks put them together in 14,037 recipes. Both carry beta-phellandrene, which smells minty, terpene. The science ↓
Beefsteak Sauce
Ingredients
Directions
Cook the aromatics
In a saucepan, melt the butter over medium heat.
Add the chopped onion and parsley, and sauté until the onion is translucent.
Finish the sauce
Stir in the meat glaze, sherry, and lemon juice.
Simmer for a few minutes until the sauce thickens slightly.
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 + lemontop 1% of all pairsSmell alikestrongCooked together14,037 recipes
Shared aroma: beta-phellandrene (minty, terpene).
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Onion + parsleytop 9% of all pairsSmell alikemoderateCooked together25,843 recipes
Shared aroma: 2,4-decadienal (seaweed).
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Butter + sherrytop 14% of all pairsSmell alikemoderateCooked together3,505 recipes
Shared aroma: ethyl octanoate (fruity, wine).
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Onion + buttertop 15% of all pairsSmell alikemoderateCooked together42,912 recipes
Shared aroma: decanal (soap, orange peel).
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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
- Butter
- Carries the aromatics and adds richness and a smooth, rounded mouthfeel.
- Onion
- Softens as it cooks, releasing sweetness and a savory aroma into the sauce.
- Meat glaze
- Concentrates savory meaty flavor and gives the sauce body as it reduces.
- Lemon juice
- Adds acidity that brightens the sauce and balances the richness of the butter and glaze.
The step that matters
Sauté the onion until translucent. Cooking over medium heat softens the onion and draws out its sweetness without browning it. Browning would add bitterness and a different flavor to a delicate sauce.
Swap the onion
How well each one fits the dish's main ingredients (parsley, meat, butter, sherry, lemon):
- Shallotfits better
- Carrotfits better
- Leekfits better
- Onionthe original
Fit is the average pairing score against parsley, meat, butter, sherry, 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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