Why it works: Butter and bread 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 ↓
Tomato Toast
Ingredients
Directions
Make the sauce
Stew the tomatoes until smooth.
Season with salt, pepper, and butter.
Add the cream and a little flour, then let it scald without boiling.
Serve
Pour the mixture over well-buttered toast.
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.
-
Butter + breadtop 7% of all pairsSmell alikemoderateCooked together27,232 recipes
Shared aroma: delta-decalactone (sweet, creamy).
-
Tomato + peppertop 7% of all pairsSmell alikemoderateCooked together17,923 recipes
Shared aroma: 2-isopropyl-3-methoxypyrazine (earthy, pea).
-
Butter + creamtop 8% of all pairsSmell alikemoderateCooked together41,516 recipes
Shared aroma: delta-dodecalactone (sweet, creamy).
-
Tomato + breadtop 10% of all pairsSmell alikemoderateCooked together1,013 recipes
Shared aroma: 2-nonenal (fatty, green).
-
Butter + flourtop 12% of all pairsSmell alikelowCooked together124,287 recipes
Shared aroma: isobutyraldehyde (malty, green).
Butter and flour barely smell alike, yet cooks put them together in 124,287 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
- Ripe tomatoes
- Provide the main body and sweet-acidic flavor of the sauce.
- Sweet cream
- Adds richness and a smooth, creamy texture to the tomato base.
- Flour
- Thickens the sauce slightly so it coats the toast rather than running off.
- Butter
- Adds fat and flavor to the sauce and browns the buttered toast beneath it.
The step that matters
Let the mixture scald without boiling. Cream curdles or separates when it boils, and flour thickens best when heated gently. Holding just below a boil keeps the sauce smooth and cohesive.
Swap the tomato
How well each one fits the dish's main ingredients (pepper, butter, cream, flour, bread):
- Leekfits better
- Spinachfits better
- Shallotfits better
- Tomatothe original
Fit is the average pairing score against pepper, butter, cream, flour, bread. 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.
More tomato toast recipes
You might also like
The free Flavor Lab newsletter: one surprising pairing a week and the molecular reason it works, in 60 seconds. No spam, unsubscribe anytime.
Prefer an account? Create a free account to save pairings and unlock the full chemistry.
Tomato Soup526 recipes
Brown Bread461 recipes
Cream of Tomato Soup107 recipes
White Bread80 recipes