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 the apples
Wash and cut the apples into pieces, removing any imperfect spots. Do not core or peel them.
Place the apples in a granite pan and barely cover them with water.
Simmer slowly until the apples are tender.
Strain the juice
Strain the mixture through a cheesecloth bag.
Wash the bag and strain again.
Make the jelly
For each pint of juice, add one pound of sugar.
Boil the juice for five minutes, then add the sugar and stir until it dissolves.
Continue boiling for 20 to 25 minutes.
Test by dropping a little into a cold saucer; if it jellies immediately, it's done.
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
- Tart apples
- Provide natural pectin and acid that help the juice set into a jelly.
- Sugar
- Adds sweetness and, with boiling, helps the pectin gel and preserves the jelly.
The step that matters
Testing for doneness with a cold saucer. Jelly sets as the juice reaches the right concentration of sugar and pectin. Overboiling makes it too stiff, while underboiling leaves it runny, so a cold saucer test is the usual check.
“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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