Why it works: Quince and apple work together. They rank in the top 1% of all ingredient pairs, and cooks put them together in 506 recipes. Both carry ethyl isobutyrate, which smells fruity, ethereal. The science ↓
Apple and Quince Jam
Ingredients
Directions
Combine the quince juice, sliced apples, and sugar in a pot.
Boil for 1 hour, stirring well.
Pour into glasses while hot and seal.
Ensure the jam is thick and well blended.
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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Quince + appletop 1% of all pairsSmell alikemoderateCooked together506 recipes
Shared aroma: ethyl isobutyrate (fruity, ethereal).
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Apple + sugartop 18% of all pairsSmell alikelowCooked together16,478 recipes
Shared aroma: beta-damascenone (apple, rose).
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Quince + sugartop 21% of all pairsSmell alikemoderateCooked together1,444 recipes
Shared aroma: 1-penten-3-one (fish, pungent).
Apple and sugar barely smell alike, yet cooks put them together in 16,478 recipes: they work on texture and structure more than aroma.
Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs
What each ingredient does
- Quince juice
- Provides natural pectin and tart flavour that help the jam set.
- Sliced apples
- Add pectin, body and bulk, giving the jam a thicker texture.
- Sugar
- Adds sweetness and, once concentrated by boiling, helps the jam set and keeps it preserved.
The step that matters
Boil long enough with steady stirring. The sugar, fruit pectin and acid must concentrate by evaporation to reach a set. Stopping early leaves the jam runny, and stirring prevents the sugar from scorching on the bottom of the pot.
Swap the quince
How well each one fits the dish's main ingredients (apple, sugar):
- Pearfits better
- Vanillafits about as well
- Apricotfits about as well
- Quincethe original
Fit is the average pairing score against apple, 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.
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