Why it works: Bitter orange and orange work together. They rank in the top 17% of all ingredient pairs, and cooks put them together in 23 recipes. Both carry acetal, which smells cream, earthy. The science ↓
Orange Marmalade
Ingredients
Directions
Prepare the fruit
Weigh the oranges and note the total weight.
Cover the fruit with cold water.
Bring to a boil.
Drain the water.
Add fresh water (1 pint for every pound of oranges).
Boil until the skin is tender.
Let it cool.
Slice the fruit thinly.
Remove the pips.
Make the marmalade
Combine the fruit, sugar, and water in a preserving pan.
Cook for about one hour, or until the marmalade jellies.
Jar and store
Pour into jars.
Cover when cold.
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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Bitter orange + orangetop 17% of all pairsSmell alikelowCooked together23 recipes
Shared aroma: acetal (cream, earthy).
-
Sugar + orangetop 20% of all pairsSmell alikelowCooked together19,212 recipes
Shared aroma: beta-damascenone (apple, rose).
-
Bitter orange + sugartop 41% of all pairsSmell alikelowCooked together14 recipes
Sugar and orange 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
- Sweet and bitter oranges
- Provide the fruit, peel, and pectin that give marmalade its body and bitter flavour.
- Sugar
- Sweetens the marmalade and helps it set into a firm, jellied texture.
- Water
- Softens the peel during boiling and helps the marmalade reach a spreadable consistency.
The step that matters
Cook until the marmalade jellies. Setting depends on pectin, acid and sugar reaching the right concentration. Undercooking leaves the marmalade runny, while overcooking can make it stiff and dull in flavour.
Swap the bitter orange
How well each one fits the dish's main ingredients (sugar, orange):
- Vanillafits better
- Lemonfits better
- Figfits better
- Bitter orangethe original
Fit is the average pairing score against sugar, orange. Candidates are from the same food group and used in at least 100 recipes.
“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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