Why it works: Butter and milk are a kitchen classic. They rank in the top 7% of all ingredient pairs, and cooks put them together in 81,283 recipes. Both carry (z)-4-heptenal, which smells biscuit, cream. The science ↓
Egg Sauce
Ingredients
Directions
In a saucepan, heat the drawn butter.
In a bowl, beat the yolks of the fresh eggs with the sweet milk.
Stir the egg mixture into the heated drawn butter until thickened.
Add the chopped hard boiled eggs, parsley, and salt to taste, then mix well 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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Butter + milktop 7% of all pairsSmell alikemoderateCooked together81,283 recipes
Shared aroma: (z)-4-heptenal (biscuit, cream).
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Butter + parsleytop 15% of all pairsSmell alikemoderateCooked together28,563 recipes
Shared aroma: trans-2-hexenal (green, leafy).
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Butter + eggtop 17% of all pairsSmell alikemoderateCooked together118,967 recipes
Shared aroma: decanal (soap, orange peel).
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Egg + milktop 18% of all pairsSmell alikemoderateCooked together88,785 recipes
Shared aroma: 2-nonenal (fatty, green).
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Egg + parsleytop 21% of all pairsSmell alikemoderateCooked together18,765 recipes
Shared aroma: 2,4-decadienal (seaweed).
Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs
What each ingredient does
- Egg yolks
- Thicken the warm butter as they cook gently, giving the sauce a smooth, rich body.
- Drawn butter
- Provides the fat base and rich flavour that carries the sauce.
- Hard boiled eggs
- Add texture and body through their chopped pieces, so the sauce is not just smooth.
- Sweet milk
- Thins the yolks slightly so they blend evenly into the butter before thickening.
The step that matters
Stir the egg mixture into the heated butter until thickened. Egg yolks set when heated, so the mixture must be stirred constantly over gentle heat. If the butter is too hot or stirring stops, the yolks can scramble into lumps instead of forming a smooth, thickened sauce.
Swap the parsley
How well each one fits the dish's main ingredients (butter, egg, milk):
- Nutmegfits better
- Cinnamonfits better
- Parsleythe original
- Tarragonfits less well
Fit is the average pairing score against butter, egg, milk. 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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