Why it works: Mustard and celery are a kitchen classic. They rank in the top 2% of all ingredient pairs, and cooks put them together in 4,169 recipes. Both carry guaiacol, which smells smoky, sweet. The science ↓
Beetroot Salad
Ingredients
Directions
Make the dressing
In a bowl, mash the yolk of the hard‑boiled egg with salt and mustard.
Add cream, milk, and vinegar; mix well.
Assemble and serve
In a serving dish, layer the sliced beetroot, celery, and onion.
Pour the dressing over the salad and garnish with the chopped egg white.
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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Mustard + celerytop 2% of all pairsSmell alikemoderateCooked together4,169 recipes
Shared aroma: guaiacol (smoky, sweet).
-
Mustard + beetroottop 2% of all pairsSmell alikestrongCooked together484 recipes
Shared aroma: 2-isopropyl-3-methoxypyrazine (earthy, pea).
-
Mustard + oniontop 6% of all pairsSmell alikestrongCooked together9,259 recipes
Shared aroma: 2-isopropyl-3-methoxypyrazine (earthy, pea).
-
Beetroot + celerytop 6% of all pairsSmell alikestrongCooked together652 recipes
Shared aroma: coumarin (sweet, hay).
-
Celery + oniontop 7% of all pairsSmell alikemoderateCooked together18,518 recipes
Shared aroma: guaiacol (smoky, sweet).
Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs
What each ingredient does
- Egg yolk
- Its emulsifying fats and proteins help bind the dressing into a smooth, creamy texture.
- Mustard
- Its emulsifying compounds help hold the dressing together and add sharpness.
- Cream
- Its fat adds richness and a smooth, coating mouthfeel to the dressing.
- Vinegar
- Its acidity brightens the dressing and balances the sweetness of the beetroot.
- Beetroot
- Provides the main body, earthy sweetness and colour of the salad.
Swap the onion
How well each one fits the dish's main ingredients (egg, mustard, cream, milk, vinegar, beetroot, celery):
- Horseradishfits better
- Lettucefits better
- Chivefits better
- Onionthe original
Fit is the average pairing score against egg, mustard, cream, milk, vinegar, beetroot, celery. 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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