Why it works: Lemon and wine are a kitchen classic. They rank in the top 13% of all ingredient pairs, and cooks put them together in 6,157 recipes. Both carry decanal, which smells soap, orange peel. The science ↓
Isinglass Jelly
Ingredients
Directions
In a kettle, combine isinglass, water, lemon rind and juice, loaf sugar, egg whites and shells, and sherry wine.
Boil the mixture until perfectly clear, about 45 minutes.
Strain through a flannel bag.
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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Lemon + winetop 13% of all pairsSmell alikelowCooked together6,157 recipes
Shared aroma: decanal (soap, orange peel).
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Lemon + sherrytop 17% of all pairsSmell alikemoderateCooked together3,273 recipes
Shared aroma: 1-octen-3-ol (mushroom, earthy).
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Lemon + sugartop 18% of all pairsSmell alikelowCooked together53,532 recipes
Shared aroma: 2-nonenal (fatty, green).
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Lemon + eggtop 19% of all pairsSmell alikelowCooked together44,316 recipes
Shared aroma: (e,e)-2,4-decadienal (fatty, deep fried).
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Sugar + eggtop 21% of all pairsSmell alikemoderateCooked together122,807 recipes
Shared aroma: 2-nonenal (fatty, green).
Lemon and sugar 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
- Isinglass
- Gelatin-like protein that sets the liquid into a firm jelly as it cools.
- Egg whites and shells
- Clarifying agent that binds impurities so they can be strained out, leaving the jelly clear.
- Loaf sugar
- Adds sweetness and body to the jelly.
- Sherry wine
- Adds flavour and acidity to the jelly.
- Lemon juice and rind
- Adds acidity and aroma that brighten the jelly's flavour.
The step that matters
Boil until perfectly clear. Egg whites must be boiled so they coagulate and trap cloudy particles; under-boiling leaves the jelly cloudy, while the straining afterward removes the trapped solids.
Swap the lemon
How well each one fits the dish's main ingredients (sugar, egg, sherry, wine):
- Vanillafits better
- Applefits better
- Pineapplefits better
- Lemonthe original
Fit is the average pairing score against sugar, egg, sherry, wine. 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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