Why it works: Pineapple and lemon are a kitchen classic. They rank in the top 12% of all ingredient pairs, and cooks put them together in 1,964 recipes. Both carry 2-nonenal, which smells fatty, green. The science ↓
Pineapple Ice
Ingredients
Directions
Make the syrup
Make a thick syrup by heating the sugar with a little water until dissolved.
Combine and finish
Pour the syrup over the beaten egg whites and mix well.
Chop the pineapple and add it to the mixture.
Squeeze the juice from the lemons and add it to the mixture.
Finally, stir in 1½ pints of water and adjust sugar to taste.
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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Pineapple + lemontop 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).
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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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Pineapple + sugartop 19% of all pairsSmell alikelowCooked together4,841 recipes
Shared aroma: 2-nonenal (fatty, green).
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Egg + sugartop 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
- Egg whites
- Beaten whites trap air, giving the mixture a light, airy structure.
- Sugar
- Dissolved in syrup, it sweetens the dessert and keeps it softer when frozen.
- Pineapples
- Provide the main fruit flavor and moisture to the mixture.
- Lemons
- Their juice adds acidity that brightens the sweetness and pineapple flavor.
The step that matters
Dissolve the sugar fully in the syrup. Undissolved sugar crystals can remain gritty in the finished mixture and make the texture less smooth. A fully dissolved, thick syrup blends evenly into the beaten egg whites.
Swap the pineapple
How well each one fits the dish's main ingredients (lemon, egg, sugar):
- Orangefits better
- Vanillafits better
- Limefits better
- Pineapplethe original
Fit is the average pairing score against lemon, egg, 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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