Why it works: Orange and lemon match in chemistry and in kitchens. They rank in the top 1% of all ingredient pairs, and cooks put them together in 10,634 recipes. Both carry 3-hexenal, which smells apple, fruity. The science ↓
Grange Jelly
Ingredients
Directions
Prepare the fruit
Slice the oranges and lemons.
Add the sliced fruit to 6 pints of water and let it stand overnight.
Make the jelly
Boil the mixture for about 1 hour until it becomes pulpy.
Strain the mixture through a jelly bag.
Weigh the liquid and add 1 lb of sugar for every lb of liquid.
Boil for about 3 hours until it jellies, skimming well.
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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Orange + lemontop 1% of all pairsSmell alikestrongCooked together10,634 recipes
Shared aroma: 3-hexenal (apple, fruity).
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Lemon + sugartop 18% of all pairsSmell alikelowCooked together53,532 recipes
Shared aroma: 2-nonenal (fatty, green).
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Orange + sugartop 20% of all pairsSmell alikelowCooked together19,212 recipes
Shared aroma: beta-damascenone (apple, rose).
Lemon and sugar barely smell alike, yet cooks put them together in 53,532 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
- Oranges
- Supply the main citrus flavour and aroma, plus pectin-rich pulp that helps the jelly set.
- Lemons
- Add acidity that brightens the flavour and helps the pectin set.
- Sugar
- Sweetens the jelly and, with the boiling, helps it thicken and set firm.
The step that matters
Boiling until it jellies. Setting depends on sugar, acid and pectin reaching the right concentration through long boiling. Stop too early and the jelly stays runny; boil too long and it can turn stiff or dull. Skimming removes foam so the result is clear.
“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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