Why it works: Onion and horseradish match in chemistry and in kitchens. They rank in the top 7% of all ingredient pairs, and cooks put them together in 1,784 recipes. Both carry coumarin, which smells sweet, hay. The science ↓
Pickled Beets
Ingredients
Directions
Boil the beets until tender.
Slice the beets and layer them in jars with sliced onions, horseradish, and cloves.
Continue layering until the jar is full.
Cover the layers with vinegar. 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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Onion + horseradishtop 7% of all pairsSmell alikestrongCooked together1,784 recipes
Shared aroma: coumarin (sweet, hay).
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Horseradish + clovetop 7% of all pairsSmell alikestrongCooked together1,245 recipes
Shared aroma: coumarin (sweet, hay).
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Horseradish + vinegartop 12% of all pairsSmell alikemoderateCooked together2,609 recipes
Shared aroma: isobutyraldehyde (malty, green).
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Onion + clovetop 13% of all pairsSmell alikemoderateCooked together16,901 recipes
Shared aroma: 2-nonanone (fruity, floral).
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Onion + vinegartop 14% of all pairsSmell alikemoderateCooked together18,226 recipes
Shared aroma: acetic acid (sour, vinegar).
Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs
Swap the clove
How well each one fits the dish's main ingredients (onion, horseradish, vinegar):
- Garlicfits better
- Capersfits better
- Tarragonfits better
- Clovethe original
Fit is the average pairing score against onion, horseradish, vinegar. Candidates are from the same food group and used in at least 100 recipes.
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