Why it works: Parsley and thyme match in chemistry and in kitchens. They rank in the top 1% of all ingredient pairs, and cooks put them together in 9,057 recipes. Both carry cuminaldehyde, which smells Spicy, cumin. The science ↓
Savoury Omelet
Ingredients
Directions
Prepare
Season the omelet pan and clean it with kitchen paper.
Melt the butter in the pan.
In a bowl, beat the eggs lightly and add the parsley, thyme, shallot, pepper, and salt.
Cook the omelet
When the butter bubbles, pour in the egg mixture and stir it with the butter.
As the mixture begins to set at the bottom, tilt the pan to brown it lightly underneath.
Tilt the pan the opposite way to set the other side.
The omelet should be crescent-shaped, thick and creamy in the center, but not raw.
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 + thymetop 1% of all pairsSmell alikestrongCooked together9,057 recipes
Shared aroma: cuminaldehyde (Spicy, cumin).
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Parsley + shallottop 1% of all pairsSmell alikestrongCooked together3,737 recipes
Shared aroma: 2,4-decadienal (seaweed).
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Shallot + thymetop 1% of all pairsSmell alikestrongCooked together1,476 recipes
Shared aroma: eucalyptol (eucalyptus, herbal).
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Parsley + peppertop 2% of all pairsSmell alikestrongCooked together34,122 recipes
Shared aroma: 4'-methylacetophenone (bitter almond).
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Thyme + peppertop 4% of all pairsSmell alikemoderateCooked together11,585 recipes
Shared aroma: beta-phellandrene (minty, terpene).
Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs
What each ingredient does
- Eggs
- Set into a structure that holds the omelet together while staying tender.
- Butter
- Adds richness and carries heat evenly so the eggs cook without sticking.
- Shallot
- Adds a mild aromatic onion flavor that stays gentle after cooking.
- Parsley
- Adds fresh, green aroma and a light herbal note.
- Thyme
- Adds earthy, savory aroma that complements the eggs.
The step that matters
Leave the center creamy, not raw. Eggs keep cooking from residual heat after leaving the pan. Removing the omelet while the center is still slightly moist and glossy keeps it tender, while overcooking makes the proteins tighten and turn dry and rubbery.
Swap the shallot
How well each one fits the dish's main ingredients (egg, butter, parsley, thyme, pepper):
- Shallotthe original
- Carrotfits about as well
- Leekfits less well
- Chivefits less well
Fit is the average pairing score against egg, butter, parsley, thyme, pepper. 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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