Why it works: Lemon and parsley 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 ↓
Chateaubriand Sauce
Ingredients
Directions
In a saucepan, melt the butter over medium heat.
Stir in the flour and cook until smooth.
Add the Bordelaise sauce and mix well.
Stir in the lemon juice and minced parsley.
Simmer for five minutes 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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Lemon + parsleytop 1% of all pairsSmell alikestrongCooked together14,037 recipes
Shared aroma: beta-phellandrene (minty, terpene).
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Butter + flourtop 12% of all pairsSmell alikelowCooked together124,287 recipes
Shared aroma: isobutyraldehyde (malty, green).
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Flour + parsleytop 12% of all pairsSmell alikemoderateCooked together16,675 recipes
Shared aroma: isobutyraldehyde (malty, green).
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Sauce + buttertop 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 flour barely smell alike, yet cooks put them together in 124,287 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
- Bordelaise sauce
- Provides the main flavor base and body of the sauce.
- Butter
- Adds richness and carries flavor, and forms the base for the thickening roux.
- Flour
- Thickens the sauce as it cooks with the melted butter into a smooth paste.
- Lemon juice
- Adds acidity that brightens the rich, savory flavors of the sauce.
The step that matters
Cook the flour into the butter until smooth. Cooking flour in melted butter until smooth forms a roux, which thickens the sauce evenly and removes the raw starchy taste. Adding flour without cooking it, or stirring too little, can leave lumps and a floury flavor.
Swap the lemon
How well each one fits the dish's main ingredients (sauce, butter, flour, parsley):
- Lemonthe original
- Avocadofits about as well
- Raisinfits less well
- Limefits less well
Fit is the average pairing score against sauce, butter, flour, parsley. 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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