Why it works: Onion and mustard match in chemistry and in kitchens. They rank in the top 6% of all ingredient pairs, and cooks put them together in 9,259 recipes. Both carry 2-isopropyl-3-methoxypyrazine, which smells earthy, pea. The science ↓
English Chutney
Ingredients
Directions
Prepare
Chop the apples, tomatoes, red peppers, white onions, raisins, and mint very fine.
Combine and steep
In an earthen jar, mix the chopped ingredients with salt, mustard, and sugar.
Pour the boiled and cooled vinegar over the mixture.
Mix well and let stand in a cool place.
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.
-
Onion + mustardtop 6% of all pairsSmell alikestrongCooked together9,259 recipes
Shared aroma: 2-isopropyl-3-methoxypyrazine (earthy, pea).
-
Tomato + peppertop 7% of all pairsSmell alikemoderateCooked together17,923 recipes
Shared aroma: 2-isopropyl-3-methoxypyrazine (earthy, pea).
-
Tomato + oniontop 8% of all pairsSmell alikemoderateCooked together20,633 recipes
Shared aroma: 2-isopropyl-3-methoxypyrazine (earthy, pea).
-
Pepper + mustardtop 9% of all pairsSmell alikemoderateCooked together15,430 recipes
Shared aroma: 2-isopropyl-3-methoxypyrazine (earthy, pea).
-
Pepper + minttop 10% of all pairsSmell alikemoderateCooked together2,372 recipes
Shared aroma: 2,4-decadienal (seaweed).
Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs
What each ingredient does
- Tart apples
- Add tartness and bulk, giving the chutney body as they break down.
- White sugar
- Adds sweetness that balances the sharp vinegar and tart fruit.
- Vinegar
- Provides acidity that preserves the chutney and gives it its sharp flavour.
- Seeded raisins
- Add concentrated sweetness and chewy texture to the chopped mixture.
- Ripe tomatoes
- Contribute moisture and savoury body to the chutney.
Swap the raisin
How well each one fits the dish's main ingredients (apple, tomato, pepper, onion, mint, mustard, sugar):
- Limefits better
- Mangofits better
- Cherryfits better
- Raisinthe original
Fit is the average pairing score against apple, tomato, pepper, onion, mint, mustard, sugar. 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.
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
Cream of Tomato Soup107 recipes
Tomato Bisque61 recipes
Apple Soup33 recipes