Why it works: Lemon and butter are a kitchen classic. They rank in the top 16% of all ingredient pairs, and cooks put them together in 41,227 recipes. Both carry 3-hexenal, which smells apple, fruity. The science ↓
Omelette Soufflee
Ingredients
Directions
Prepare
Break the eggs and separate the whites from the yolks.
Mix the yolks with the sugar and finely minced lemon zest.
Whip the egg whites until stiff, then fold them into the yolk mixture.
Cook and serve
Melt the butter in a heatproof dish over medium heat.
Once melted, add the egg mixture to the dish.
Place the dish in a Dutch oven or cover with a very hot lid.
Cook for 5 to 10 minutes until the omelet rises well.
Dust the top with sugar and serve immediately.
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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Lemon + buttertop 16% of all pairsSmell alikemoderateCooked together41,227 recipes
Shared aroma: 3-hexenal (apple, fruity).
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Egg + buttertop 17% of all pairsSmell alikemoderateCooked together118,967 recipes
Shared aroma: decanal (soap, orange peel).
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Sugar + buttertop 17% of all pairsSmell alikemoderateCooked together98,233 recipes
Shared aroma: guaiacol (smoky, sweet).
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Sugar + lemontop 18% of all pairsSmell alikelowCooked together53,532 recipes
Shared aroma: 2-nonenal (fatty, green).
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Egg + lemontop 19% of all pairsSmell alikelowCooked together44,316 recipes
Shared aroma: (e,e)-2,4-decadienal (fatty, deep fried).
Sugar and lemon barely smell alike, yet cooks put them together in 53,532 recipes: they work on texture and structure more than aroma.
Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs
What each ingredient does
- Eggs
- Whipped whites trap air for the light, risen structure, while yolks add richness and set the body.
- Loaf sugar
- Sweetens the omelet and helps stabilise the whipped yolk mixture.
- Butter
- Fats the dish and adds richness and browning to the base.
- Lemon zest
- Adds aromatic citrus oil that brightens the sweet eggs.
The step that matters
Whip the egg whites until stiff. Whites must be beaten to stiff peaks so they trap air; under-whipped or greasy whites collapse and the omelet fails to rise. Folding gently keeps that air in the mixture.
Swap the lemon
How well each one fits the dish's main ingredients (egg, sugar, butter):
- Vanillafits better
- Lemonthe original
- Raisinfits about as well
- Figfits about as well
Fit is the average pairing score against egg, sugar, 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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