Why it works: Orange and lemon match in chemistry and in kitchens. They rank in the top 1% of all ingredient pairs, and cooks put them together in 10,634 recipes. Both carry 3-hexenal, which smells apple, fruity. The science ↓
Pineapple Ice
Ingredients
Directions
Make the syrup and gelatin
Boil the sugar with enough water for 10 minutes.
Dissolve the gelatin in a small amount of cold water, let it stand, then add 1 tablespoon of boiling water.
Combine and freeze
Squeeze and strain the juice from the lemons and oranges, then add the pineapple.
Combine all ingredients and add enough water to fill a 2-quart freezer.
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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Orange + lemontop 1% of all pairsSmell alikestrongCooked together10,634 recipes
Shared aroma: 3-hexenal (apple, fruity).
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Orange + pineappletop 6% of all pairsSmell alikemoderateCooked together1,664 recipes
Shared aroma: ethyl isobutyrate (fruity, ethereal).
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Gelatin + sugartop 7% of all pairsSmell alikemoderateCooked together2,778 recipes
Shared aroma: ethanol (alcoholic, ethereal).
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Lemon + pineappletop 12% of all pairsSmell alikemoderateCooked together1,964 recipes
Shared aroma: 2-nonenal (fatty, green).
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Lemon + sugartop 18% of all pairsSmell alikelowCooked together53,532 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
- Sugar
- Adds sweetness and lowers the freezing point, keeping the ice softer and easier to scoop.
- Gelatin
- Adds body that helps the ice hold a smoother, less crumbly texture.
- Lemons
- Add acidity and bright flavour to balance the sweetness.
- Oranges
- Add juice, sweetness and aroma.
- Pineapple
- Adds fruit flavour and moisture.
The step that matters
Dissolve the gelatin fully. Gelatin must first soften in cold water, then dissolve completely in boiling water. If it stays in clumps or is not fully dissolved, it will not spread evenly through the mixture, leaving pockets of stiffness and an uneven texture in the frozen ice.
Swap the pineapple
How well each one fits the dish's main ingredients (orange, lemon, gelatin, sugar):
- Vanillafits better
- Limefits better
- Mangofits about as well
- Pineapplethe original
Fit is the average pairing score against orange, lemon, gelatin, 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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