Why it works: Asparagus and parsley match in chemistry and in kitchens. They rank in the top 8% of all ingredient pairs, and cooks put them together in 566 recipes. Both carry 2,4-decadienal, which smells seaweed. The science ↓
Asparagus Omelet
Ingredients
Directions
Prepare
Boil the asparagus with a little salt until half cooked, then cut the edible part into small pieces.
Beat the eggs in a bowl and mix in the asparagus pieces.
If desired, add chopped parsley before cooking.
Cook
Heat butter in a frying pan.
Pour in the egg and asparagus mixture.
Cook until set.
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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Asparagus + parsleytop 8% of all pairsSmell alikestrongCooked together566 recipes
Shared aroma: 2,4-decadienal (seaweed).
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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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Asparagus + eggtop 17% of all pairsSmell alikemoderateCooked together1,338 recipes
Shared aroma: 2-nonenal (fatty, green).
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Egg + buttertop 17% of all pairsSmell alikemoderateCooked together118,967 recipes
Shared aroma: decanal (soap, orange peel).
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Asparagus + buttertop 17% of all pairsSmell alikemoderateCooked together2,026 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 a firm, tender structure that holds the omelet together.
- Asparagus
- Adds bite and texture to the egg mixture once cut into small pieces.
- Butter
- Fats the pan so the omelet releases cleanly and browns lightly.
The step that matters
Cook until set. Eggs set when proteins coagulate under gentle heat. Cooking too hard or too long makes the omelet tough, dry and rubbery, so stop once the surface is no longer runny.
Swap the parsley
The recipe marks parsley as optional. How well each one fits the dish's main ingredients (asparagus, egg, butter):
- Tarragonfits better
- Capersfits better
- Parsleythe original
- Nutmegfits about as well
Fit is the average pairing score against asparagus, egg, 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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