Why it works: Fennel and dill match in chemistry and in kitchens. They rank in the top 1% of all ingredient pairs, and cooks put them together in 122 recipes. Both carry 4-methoxybenzaldehyde, which smells sweet, anise. The science ↓
Pickled Plums
Ingredients
Directions
Prepare
Place green gage plums in an earthenware dish.
Add vinegar, salt, fennel seed, and dill.
Cook the brine
Heat the mixture until it boils, then skim off any foam.
Add the plums and let it boil again.
Remove from heat and let it cool completely.
Store
Transfer to jars and store for at least three months before using.
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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Fennel + dilltop 1% of all pairsSmell alikestrongCooked together122 recipes
Shared aroma: 4-methoxybenzaldehyde (sweet, anise).
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Plum + fenneltop 9% of all pairsSmell alikestrongCooked together83 recipes
Shared aroma: eucalyptol (eucalyptus, herbal).
-
Vinegar + dilltop 11% of all pairsSmell alikemoderateCooked together659 recipes
Shared aroma: isobutyraldehyde (malty, green).
-
Plum + vinegartop 14% of all pairsSmell alikemoderateCooked together655 recipes
Shared aroma: 2-methylbutyl acetate (fruit).
-
Plum + dilltop 14% of all pairsSmell alikestrongCooked together32 recipes
Shared aroma: damascenone (apple, rose).
Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs
What each ingredient does
- Green gage plums
- Provide the fruit that softens and absorbs the pickling liquid's flavour.
- Vinegar
- Acidity preserves the plums and gives the pickle its sharp, tangy taste.
- Coarse sea salt
- Seasons the brine and helps draw out flavour while contributing to preservation.
The step that matters
Let the pickle cool completely before jarring. Adding hot or warm pickling liquid to fruit and sealing it can soften the plums too much and encourage spoilage. Full cooling keeps the texture firm and the storage safer.
Swap the plum
How well each one fits the dish's main ingredients (vinegar, fennel, dill):
- Lemonfits better
- Limefits better
- Cherryfits better
- Plumthe original
Fit is the average pairing score against vinegar, fennel, dill. 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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