Why it works: Bread and butter are a kitchen classic. They rank in the top 7% of all ingredient pairs, and cooks put them together in 27,232 recipes. Both carry delta-decalactone, which smells sweet, creamy. The science ↓
Egg on Toast
Ingredients
Directions
Prepare
Boil water in a small pot over a gas burner.
Carefully crack the egg into a small cup and hold it over the boiling water to cook it partially.
Spread butter on the slice of bread.
Finish and serve
Once the egg is cooked, pour it over the buttered bread.
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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Bread + buttertop 7% of all pairsSmell alikemoderateCooked together27,232 recipes
Shared aroma: delta-decalactone (sweet, creamy).
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Egg + breadtop 13% of all pairsSmell alikemoderateCooked together22,662 recipes
Shared aroma: (e)-2-octenal (fatty, green).
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Egg + buttertop 17% of all pairsSmell alikemoderateCooked together118,967 recipes
Shared aroma: decanal (soap, orange peel).
Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs
What each ingredient does
- Egg
- Sets as it heats, forming the soft, rich topping that covers the bread.
- Bread
- Provides the base and absorbs some of the butter and egg.
- Butter
- Adds fat and richness, and helps the bread taste toasty and savory.
The step that matters
Partially cooking the egg. Egg proteins set gradually as they heat, so the white firms before the yolk. Holding the egg over the steam lets you stop once the white is set while the yolk still flows, rather than overcooking it.
“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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