Why it works: Grape and lemon are a kitchen classic. They rank in the top 14% of all ingredient pairs, and cooks put them together in 2,412 recipes. Both carry 3-hexenal, which smells apple, fruity. The science ↓
Grape Ice
Ingredients
Directions
Make the mixture
Wash the grapes.
Squeeze the juice from the lemons and add it to the grapes.
Strain the mixture through a jelly bag and add the sugar.
Freeze
Place the mixture in a freezer and freeze.
When the mixture is about half frozen, add the whisked egg whites.
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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Grape + lemontop 14% of all pairsSmell alikemoderateCooked together2,412 recipes
Shared aroma: 3-hexenal (apple, fruity).
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Sugar + lemontop 18% of all pairsSmell alikelowCooked together53,532 recipes
Shared aroma: 2-nonenal (fatty, green).
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Egg + lemontop 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).
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Grape + sugartop 23% of all pairsSmell alikelowCooked together7,490 recipes
Shared aroma: beta-damascenone (apple, rose).
Sugar and lemon 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
- Ripe grapes
- Provide the main fruit flavour and colour of the ice.
- Sugar
- Sweetens the ice and lowers its freezing point so it stays softer.
- Egg whites
- Whisked into the partly frozen mixture to trap air and lighten the texture.
- Lemon juice
- Adds acidity that brightens the grape flavour.
The step that matters
Add the whisked egg whites when the mixture is about half frozen. At this stage the mixture is slushy, so the whites blend in evenly without sinking. Fully frozen ice cannot be folded, and a liquid mixture will not hold the air that keeps the texture light.
Swap the grape
How well each one fits the dish's main ingredients (sugar, egg, lemon):
- Orangefits better
- Vanillafits better
- Limefits better
- Grapethe original
Fit is the average pairing score against sugar, egg, lemon. 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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