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 ↓
To Preserve Golden Pippins
Ingredients
Directions
Prepare the jelly
Boil the orange rind until very tender.
Soak the orange rind in cold water for 3 days.
Pare 1/4 of the golden pippins.
Boil the pareled pippins to make a strong jelly.
Strain the jelly through a jelly bag until clear.
Make the preserve
Pare the remaining pippins and remove the cores.
Combine 3 pounds of loaf sugar with 1 ½ cups of spring water in a preserving kettle.
Bring the mixture to a boil and skim well.
Add the pippins and the orange rind cut into long, thin strips.
Boil until the sugar thickens and almost candies.
Stir in the pippin jelly.
Boil until the jelly is clear.
Squeeze in the lemon juice.
Bring to a boil.
Transfer to glass jars with the orange peel.
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-rich base that sets the jelly and the fruit pieces in the preserve.
- Loaf sugar
- Sweetens the preserve and, when boiled down, thickens it into a set jelly.
- Orange rind
- Adds bitter aroma and tender strips of peel to the finished preserve.
- Lemon juice
- Adds acidity that brightens the flavor and supports gel setting.
The step that matters
Boiling until the sugar thickens and almost candies. Sugar concentration must rise high enough for the preserve to set when cooled; stopping too early leaves it runny, while overcooking can make it stiff and sugary.
“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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