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 ↓
Transparent Marmalade
Ingredients
Directions
Prepare the fruit
Cut the Seville oranges into quarters and remove the pulp.
Pick out the skins and seeds.
Soak the peels in salt and water overnight.
Boil the peels in spring water until tender.
Slice the peels thinly and mix them with the pulp.
Make the marmalade
For every pound of marmalade, add 1.5 pounds of double refined sugar.
Boil the mixture gently for 20 minutes, stirring constantly.
If not transparent, boil for a few more minutes.
Jar
Once cool, transfer to jelly and sweetmeat glasses and seal tightly.
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 and pulp that give marmalade its characteristic flavour and set.
- Double refined sugar
- Sweetens the marmalade and helps it set into a firm, spreadable gel.
The step that matters
Boiling the mixture with sugar. Sugar must dissolve fully and the mixture must reach a firm set without overcooking. Boiling gently while stirring prevents scorching on the bottom of the pan, and checking for transparency confirms the peel is fully softened and the sugar is evenly dissolved.
“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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