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 ↓
Omelet No. 1
Ingredients
Directions
The book gives no oven temperature. The 400°F (200°C) in the steps was added when the recipe was transcribed, as a starting point.
Make the batter
Beat the yolks of the eggs until light and foamy.
Add salt, pepper, and milk to the yolks and mix well.
Beat the egg whites until stiff and fold them into the yolk mixture gently.
Cook and serve
Melt butter in an omelet pan until bubbling, ensuring it covers the pan.
Pour the omelet mixture into the pan and cook slowly until browned on the bottom.
Transfer the pan to the upper rack of a 400°F (200°C) oven for 1 minute to dry the center.
Run a knife around the edge and under the half nearest the handle, then fold it over.
Invert the omelet onto a hot platter and garnish with parsley.
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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Milk + buttertop 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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Egg + buttertop 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).
Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs
What each ingredient does
- Eggs
- Whites trapped by beating set into a light, airy structure when cooked.
- Milk
- Adds moisture and softness to the egg mixture, keeping the omelet tender.
- Butter
- Coats the pan to prevent sticking and adds richness and browning to the surface.
The step that matters
Folding in the whites. Beaten whites hold air that lightens the omelet. Folding gently keeps that air in; stirring or deflating them makes the omelet dense and flat.
Swap the parsley
How well each one fits the dish's main ingredients (egg, pepper, milk, butter):
- Nutmegfits about as well
- Parsleythe original
- Cinnamonfits about as well
- Tarragonfits less well
Fit is the average pairing score against egg, pepper, milk, butter. 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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