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 juice
Cut the apples into pieces without peeling or coring them.
Place the apples in a preserving pan and cover with water.
Boil the apples until thoroughly cooked.
Strain the mixture through a coarse bag to extract the juice.
Make the jelly
Boil the juice for 20 minutes without adding sugar.
While the juice is boiling, heat the sugar in the oven until very hot.
After 20 minutes, add the hot sugar to the juice and stir until dissolved.
Pour the jelly into glasses and seal.
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
- Apples
- Provide pectin and acid that help the juice set into a firm jelly.
- Sugar
- Sweetens the jelly and helps it set by binding water and concentrating the pectin.
The step that matters
Adding the hot sugar to the juice. Sugar must be added only after the juice has boiled for 20 minutes. Adding it earlier can slow the concentration of pectin and acid needed for setting, and stirring until fully dissolved prevents grainy or uneven jelly.
“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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