Why it works: Beetroot and capers match in chemistry and in kitchens. They rank in the top 1% of all ingredient pairs, and cooks put them together in 231 recipes. Both carry coumarin, which smells sweet, hay. The science ↓
Betterave a I’Orientale.
Ingredients
Directions
Prepare
Slice the beetroot into 1/8-inch thick slices.
Slice the brown bread into 1/8-inch thick slices.
Cut out small rounds from the bread slices using a fancy cutter.
Assemble the crostini
Place a layer of anchovy fillets on each round.
In a bowl, mix capers, gherkins, chives, anchovy paste, and a few drops of chilli vinegar.
Spread this mixture over the rounds.
Slice the hard-boiled egg thinly and place one slice on each round.
Sprinkle cayenne and coarse sea salt over the surface.
Garnish with parsley and serve.
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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Beetroot + caperstop 1% of all pairsSmell alikestrongCooked together231 recipes
Shared aroma: coumarin (sweet, hay).
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Capers + chivetop 1% of all pairsSmell alikestrongCooked together245 recipes
Shared aroma: coumarin (sweet, hay).
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Beetroot + chivetop 1% of all pairsSmell alikestrongCooked together172 recipes
Shared aroma: coumarin (sweet, hay).
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Capers + parsleytop 1% of all pairsSmell alikestrongCooked together1,550 recipes
Shared aroma: coumarin (sweet, hay).
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Chive + parsleytop 3% of all pairsSmell alikestrongCooked together2,150 recipes
Shared aroma: coumarin (sweet, hay).
Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs
What each ingredient does
- Anchovy fillets
- Provide a salty, savoury flavour that forms the base of the topping.
- Capers
- Add a sharp, briny bite that cuts through the richness of the anchovy.
- Gherkins
- Contribute acidity and crunch to the chopped topping mixture.
- Hard-boiled egg
- Adds creamy, mild richness that softens the sharper, salty flavours.
- Brown bread
- Gives a sturdy, toasted-style base that holds the topping without going soggy.
- Beetroot
- Adds earthy sweetness and colour to the dish.
Swap the beetroot
How well each one fits the dish's main ingredients (egg, anchovy, capers, chive, vinegar, bread, parsley):
- Shallotfits better
- Mustardfits better
- Lettucefits about as well
- Beetrootthe original
Fit is the average pairing score against egg, anchovy, capers, chive, vinegar, bread, parsley. 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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