Why it works: Orange and sugar are a kitchen classic. They rank in the top 20% of all ingredient pairs, and cooks put them together in 19,212 recipes. Both carry beta-damascenone, which smells apple, rose. The science ↓
Clear Orange Marmalade
Ingredients
Directions
Prepare the fruit
Wash and wipe the orange rinds clean.
Cut the rinds into quarters.
Boil the rinds in a large quantity of water until tender.
Drain and scrape off the white skin and fibers while warm.
Pound the rinds into a paste.
Blend with the pulp and juice gradually to avoid lumps.
Add the strained water from the seeds and mix well.
Strain through a coarse sieve.
Cook the marmalade
Boil the mixture without sugar for 15 to 20 minutes.
Add half of the sugar.
Boil for 10 to 15 minutes.
Add the remaining sugar.
Boil for another 15 to 20 minutes until thick and clear.
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 + sugartop 20% of all pairsSmell alikelowCooked together19,212 recipes
Shared aroma: beta-damascenone (apple, rose).
Orange and sugar barely smell alike, yet cooks put them together in 19,212 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
- Seville oranges
- Provide the bitter peel, pulp and juice that give marmalade its characteristic flavor and natural pectin.
- Sugar
- Sweetens the marmalade and, once dissolved and boiled, helps it set into a thick, clear preserve.
- Orange rinds
- Supply the peel that becomes the tender, chewy-textured strands and adds bitter aroma.
The step that matters
Adding the sugar in two portions. Sugar added too early or in one go can toughen the peel and slow setting, while boiling without it first lets the peel soften and pectin extract. Adding it in stages helps the mixture reach a proper set and clarity.
“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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