Why it works: Cream and sugar are a kitchen classic. They rank in the top 9% of all ingredient pairs, and cooks put them together in 43,450 recipes. Both carry 2,3-butanedione, which smells butter, sweet. The science ↓
Lemon Cream
Ingredients
Directions
Prepare the cream
Soak the isinglass in cold water until soft.
Heat the cream in a saucepan but do not boil.
Make the lemon cream
Add the sugar and lemon juice to the cream, stirring until dissolved.
Remove from heat and add the softened isinglass, stirring until fully dissolved.
Pour the mixture into a mold and refrigerate until set.
Serve
To serve, dip the mold in hot water for a few seconds, loosen the edges, and turn out the cream.
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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Cream + sugartop 9% of all pairsSmell alikemoderateCooked together43,450 recipes
Shared aroma: 2,3-butanedione (butter, sweet).
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Lemon + sugartop 18% of all pairsSmell alikelowCooked together53,532 recipes
Shared aroma: 2-nonenal (fatty, green).
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Cream + lemontop 30% of all pairsSmell alikelowCooked together15,640 recipes
Shared aroma: acetic acid (sour, vinegar).
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
- Cream
- Provides fat and richness, giving the set dessert a smooth, creamy texture.
- Isinglass
- Gelatin-like setting agent that firms the cream so it holds its shape when turned out.
- Sugar
- Adds sweetness and balances the sharpness of the lemon juice.
- Lemon juice
- Adds acidity and bright lemon flavour that cuts through the richness of the cream.
- Lemon rind
- Contributes aromatic lemon oils for fragrance without adding extra liquid.
The step that matters
Remove from heat before adding the isinglass. Isinglass is a collagen-based setting agent that can be weakened by prolonged heat, so it should be stirred in off the heat until fully dissolved. Keeping the cream just below boiling also prevents scorching and curdling of the dairy.
Swap the lemon
How well each one fits the dish's main ingredients (cream, sugar):
- Vanillafits better
- Strawberryfits better
- Raspberryfits better
- Lemonthe original
Fit is the average pairing score against cream, sugar. 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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