Why it works: Tomato and celery are a kitchen classic. They rank in the top 4% of all ingredient pairs, and cooks put them together in 3,377 recipes. Both carry 4'-methylacetophenone, which smells bitter almond. The science ↓
Chow-chow
Ingredients
Directions
Prepare the vegetables
Chop the green tomatoes, celery, cabbage, and onions together.
Let the mixture stand in weak brine overnight.
Drain the mixture in a colander.
Pack and pickle
Pack the drained mixture lightly into jars or fruit cans.
For each quart of vinegar, add 1 cup of sugar and spices to taste.
Boil the vinegar mixture and pour it over the packed pickles until covered.
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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Tomato + celerytop 4% of all pairsSmell alikemoderateCooked together3,377 recipes
Shared aroma: 4'-methylacetophenone (bitter almond).
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Celery + cabbagetop 6% of all pairsSmell alikemoderateCooked together1,840 recipes
Shared aroma: 4'-methylacetophenone (bitter almond).
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Celery + oniontop 7% of all pairsSmell alikemoderateCooked together18,518 recipes
Shared aroma: guaiacol (smoky, sweet).
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Cabbage + oniontop 7% of all pairsSmell alikestrongCooked together3,001 recipes
Shared aroma: 2-isopropyl-3-methoxypyrazine (earthy, pea).
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Tomato + oniontop 8% of all pairsSmell alikemoderateCooked together20,633 recipes
Shared aroma: 2-isopropyl-3-methoxypyrazine (earthy, pea).
Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs
What each ingredient does
- Green tomatoes
- Provide the bulk of the pickle and a tart, firm base that holds its shape.
- Cabbage
- Adds crunch and bulk, and holds its texture well in the vinegar.
- Onions
- Contribute pungent flavour that mellows during standing and pickling.
- Celery
- Adds a crisp, fresh vegetal crunch to the mixture.
- Sugar
- Balances the sharpness of the vinegar with sweetness.
The step that matters
Draining after the overnight brine. Vegetables that stay wet dilute the vinegar mixture poured over them, weakening its acidity and flavour and making the pickles less stable. Draining well before packing keeps the vinegar strong enough to preserve the pickles.
Swap the tomato
How well each one fits the dish's main ingredients (celery, cabbage, onion, sugar, vinegar):
- Mustardfits better
- Turnipfits better
- Horseradishfits better
- Tomatothe original
Fit is the average pairing score against celery, cabbage, onion, sugar, vinegar. 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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