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 ↓
Buttermilk a Food Drink
Ingredients
Directions
Make the base
Dissolve the sugar in the buttermilk.
Add the eggs, with yolks and whites beaten separately.
Stir and strain the mixture.
Flavour and freeze
Add the orange and lemon juices.
Freeze in the usual way, packing in ice and salt for an hour before serving.
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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Buttermilk + sugartop 9% of all pairsSmell alikestrongCooked together2,973 recipes
Shared aroma: ethanol (alcoholic, ethereal).
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Buttermilk + lemontop 17% of all pairsSmell alikelowCooked together501 recipes
Shared aroma: 1-octen-3-ol (mushroom, earthy).
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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).
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
- Buttermilk
- Provides the tangy liquid base that the drink is built on.
- Sugar
- Sweetens the base and lowers its freezing point, keeping the drink softer when frozen.
- Eggs
- Add richness and body, with separately beaten whites giving a lighter texture.
- Orange juice
- Adds fruity sweetness and aroma to the drink.
- Lemon juice
- Adds acidity that brightens the flavour and balances the sugar.
The step that matters
Freeze in the usual way, packing in ice and salt for an hour before serving. Salt lowers the temperature of the ice bath, so the mixture freezes evenly. Sugar also lowers the freezing point, so the drink stays soft enough to scoop and serve.
Swap the orange
How well each one fits the dish's main ingredients (buttermilk, sugar, egg, lemon):
- Vanillafits about as well
- Orangethe original
- Raisinfits about as well
- Blueberryfits less well
Fit is the average pairing score against buttermilk, 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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