Why it works: Butter and bread are a kitchen classic. They rank in the top 7% of all ingredient pairs, and 27,232 recipes mention both. Both carry delta-decalactone, which smells sweet, creamy. The science ↓
Egg and Tomato Sauce
Ingredients
Directions
Cook the eggs
Melt the butter in a flat dish over low heat.
Carefully break the eggs into the dish without breaking the yolks.
Cook on the stove until the eggs are set.
Finish and serve
Heat the tomato sauce until warm and well seasoned.
Pour the tomato sauce over the eggs and serve hot with toasted wholemeal bread.
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 aroma chemistry they share, and how many recipes mention both.
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Butter + breadtop 7% of all pairsAroma overlapmoderateMentioned together27,232 recipes
Shared aroma: delta-decalactone (sweet, creamy).
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Tomato + breadtop 10% of all pairsAroma overlapmoderateMentioned together1,013 recipes
Shared aroma: 2-nonenal (fatty, green).
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Egg + breadtop 13% of all pairsAroma overlapmoderateMentioned together22,662 recipes
Shared aroma: (e)-2-octenal (fatty, green).
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Sauce + buttertop 15% of all pairsAroma overlaplowMentioned together15,338 recipes
Shared aroma: ethanol (alcoholic, ethereal).
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Tomato + saucetop 15% of all pairsAroma overlaplowMentioned together5,469 recipes
Shared aroma: ethanol (alcoholic, ethereal).
Sauce and butter share little aroma chemistry, yet 15,338 recipes mention both: they likely 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
- Set into a firm, tender structure that forms the body of the dish.
- Tomato sauce
- Adds moisture, acidity and savoury flavour over the eggs.
- Butter
- Adds richness and fat that keeps the eggs from sticking to the dish.
The step that matters
Cook the eggs over low heat until just set. Eggs are proteins that toughen and turn rubbery when cooked too fast or too long. Gentle heat lets the whites set while the yolks stay soft and intact.
“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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