Why it works: Sugar and egg are a kitchen classic. They rank in the top 21% of all ingredient pairs, and cooks put them together in 122,807 recipes. Both carry 2-nonenal, which smells fatty, green. The science ↓
Currant Jelly
Ingredients
Directions
Make the jelly
Boil the currant juice until it reaches a rolling boil, then remove from heat immediately.
Weigh out 1 pound of sugar and mix it with the juice.
Pour the mixture into glasses.
Seal and store
Cut wrapping paper larger than the tops of the glasses.
Dip the paper in the egg white and cover the glass, pressing down the edges.
Add another layer of paper in the same way.
Cover with a third paper and ensure it is airtight.
Tie the papers tightly around the glass.
Store the jelly in a cool, dry place, not in a cellar.
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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Sugar + eggtop 21% of all pairsSmell alikemoderateCooked together122,807 recipes
Shared aroma: 2-nonenal (fatty, green).
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Currant + eggtop 26% of all pairsSmell alikelowCooked together8,734 recipes
Shared aroma: 1-octen-3-ol (mushroom, earthy).
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Currant + sugartop 26% of all pairsSmell alikelowCooked together12,256 recipes
Currant and sugar barely smell alike, yet cooks put them together in 12,256 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
- Currant juice
- Provides the fruit base and the pectin that lets the jelly set once boiled.
- Sugar
- Sweetens the jelly and helps it set into a firm, spreadable texture.
- Unbeaten egg white
- Dipped paper sticks to the glass and forms an airtight seal over the jelly.
The step that matters
Remove from heat immediately after the rolling boil. Boiling too long can break down the pectin and darken the flavour, so the jelly may not set properly.
Swap the currant
How well each one fits the dish's main ingredients (sugar, egg):
- Vanillafits better
- Raisinfits better
- Lemonfits better
- Currantthe original
Fit is the average pairing score against sugar, egg. 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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