Why it works: Apple and sugar are a kitchen classic. They rank in the top 18% of all ingredient pairs, and cooks put them together in 16,478 recipes. Both carry beta-damascenone, which smells apple, rose. The science ↓
Apple Jelly
Ingredients
Directions
Prepare
Halve and quarter the apples, removing the cores.
Wash the apples and place them in a preserving kettle.
Cook and strain
Add enough water to cover the apples and boil until tender.
Drain the mixture through a colander, then through a jelly bag.
Make the jelly
For every cup of juice, add one cup of sugar.
Bring the juice to a boil before adding the sugar.
Cook until it jells, which will take a few minutes.
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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Apple + sugartop 18% of all pairsSmell alikelowCooked together16,478 recipes
Shared aroma: beta-damascenone (apple, rose).
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
- Large green apples
- Their natural pectin and acidity help the juice set into a firm jelly.
- Sugar
- Adds sweetness and helps the pectin form a set gel while preserving the jelly.
The step that matters
Cook until it jells. The jelly sets only when pectin, acid and sugar reach the right balance at high concentration. Stopping too early leaves it runny, while cooking too long makes it stiff and cloudy.
“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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