Why it works: Pepper and parsley 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 ↓
Eggs Upon Toast
Ingredients
Directions
Melt the butter in a frying pan over medium heat.
Add the beaten eggs, pepper, salt, and parsley.
Stir and toss the mixture for about three minutes until cooked.
Serve the eggs on toast.
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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Pepper + parsleytop 2% of all pairsSmell alikestrongCooked together34,122 recipes
Shared aroma: 4'-methylacetophenone (bitter almond).
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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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Egg + buttertop 17% of all pairsSmell alikemoderateCooked together118,967 recipes
Shared aroma: decanal (soap, orange peel).
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Egg + parsleytop 21% of all pairsSmell alikemoderateCooked together18,765 recipes
Shared aroma: 2,4-decadienal (seaweed).
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Butter + peppertop 21% of all pairsSmell alikemoderateCooked together85,593 recipes
Shared aroma: trans-2-nonenal (cardboard, fatty).
Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs
What each ingredient does
- Eggs
- Set into soft curds when heated, giving the dish its main body and texture.
- Butter
- Adds fat and richness, and carries heat evenly across the pan for gentle cooking.
The step that matters
Stir and toss the eggs over medium heat. Eggs turn from creamy to dry and rubbery when overcooked, because the proteins tighten under sustained heat. Constant gentle stirring keeps curds small and moist, so the dish stays tender once removed from the pan.
“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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