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 ↓
A Pleasant Drink
Ingredients
Directions
In a large bowl, combine the cream of tartar, orange peel, white sugar, and lemon slices.
Pour in the boiling water and stir until the sugar dissolves.
Let the mixture stand for 2 hours before using.
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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Cream + sugartop 9% of all pairsSmell alikemoderateCooked together43,450 recipes
Shared aroma: 2,3-butanedione (butter, sweet).
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Sugar + lemontop 18% of all pairsSmell alikelowCooked together53,532 recipes
Shared aroma: 2-nonenal (fatty, green).
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Orange + sugartop 20% of all pairsSmell alikelowCooked together19,212 recipes
Shared aroma: beta-damascenone (apple, rose).
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Cream + orangetop 28% of all pairsSmell alikelowCooked together4,170 recipes
Shared aroma: 1-octen-3-one (mushroom, metallic).
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
- Cream of tartar
- Adds a tart, acidic flavour that brightens the sweetness of the sugar.
- White sugar
- Provides sweetness and dissolves into the water to create the drink's body.
- Orange peel
- Contributes aromatic citrus oils that flavour the lemonade.
- Lemon slices
- Add fresh citrus acidity and aroma to the drink.
The step that matters
Let the mixture stand for 2 hours. Resting allows the citrus oils and acids from the peel and lemon to steep into the liquid, developing flavour. Skipping this time leaves the drink weaker and less aromatic.
Swap the orange
How well each one fits the dish's main ingredients (cream, sugar, lemon):
- Vanillafits about as well
- Orangethe original
- Raspberryfits about as well
- Limefits less well
Fit is the average pairing score against cream, sugar, 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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