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 ↓
Apple Jelly to Serve At Table
Ingredients
Directions
Prepare the apple liquid
Prepare the apples by boiling them in 1½ cups of water until tender.
Strain the liquid through a colander.
For every pint of liquid, add 1 pound of fine sugar and grated orange or lemon.
Make the jelly
Boil the mixture until it reaches a jelly consistency.
In a separate pot, boil ½ ounce of isinglass in ½ cup of water until it forms a jelly.
Combine the isinglass mixture with the strained apple liquid, adding sugar, lemon juice, and lemon peel to taste.
Boil all together and pour into a dish, removing the peel before serving.
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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Sugar + lemontop 18% of all pairsSmell alikelowCooked together53,532 recipes
Shared aroma: 2-nonenal (fatty, green).
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Sugar + orangetop 20% of all pairsSmell alikelowCooked together19,212 recipes
Shared aroma: beta-damascenone (apple, rose).
Sugar and lemon 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
- Golden pippins
- Provide the pectin and tart flavour that let the liquid set into a jelly.
- Fine sugar
- Sweetens the jelly and helps it set firm and hold its shape.
- Isinglass
- Gelatin-like setting agent that gives the jelly a firm, wobbly structure.
The step that matters
Boil the mixture until it reaches a jelly consistency. Sugar and pectin only set when boiled to the right concentration. Too little boiling leaves a runny jelly, while overboiling can make it stiff or cause sugar to crystallise.
“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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