Why it works: Milk and vanilla are a kitchen classic. They rank in the top 5% of all ingredient pairs, and cooks put them together in 19,187 recipes. Both carry ethyl caproate, which smells fruity, apple peel. The science ↓
Austrian Coffee
Ingredients
Directions
Make the custard
Beat the egg yolks in a bowl.
Gradually add the sugar while beating constantly.
Mix in ½ cup of the milk.
Scald the remaining milk, then stir in the egg mixture until slightly thickened.
Chill and serve
Remove from heat and slowly pour in the hot coffee while stirring.
Transfer to a cool container and chill thoroughly.
When ready to serve, add the vanilla.
Pour into small cups and top with a spoonful of whipped cream or ice cream.
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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Milk + vanillatop 5% of all pairsSmell alikemoderateCooked together19,187 recipes
Shared aroma: ethyl caproate (fruity, apple peel).
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Sugar + vanillatop 8% of all pairsSmell alikelowCooked together35,032 recipes
Shared aroma: beta-damascenone (apple, rose).
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Coffee + vanillatop 9% of all pairsSmell alikemoderateCooked together1,391 recipes
Shared aroma: sotolon (curry, maple).
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Sugar + creamtop 9% of all pairsSmell alikemoderateCooked together43,450 recipes
Shared aroma: 2,3-butanedione (butter, sweet).
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Milk + coffeetop 10% of all pairsSmell alikemoderateCooked together2,202 recipes
Shared aroma: 4-heptenal (creamy, biscuit).
Sugar and vanilla barely smell alike, yet cooks put them together in 35,032 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 yolks
- Thicken the custard as gentle heat sets their proteins, giving the drink body.
- Milk
- Adds creaminess and softens the coffee's sharpness.
- Sugar
- Sweetens the drink and balances the bitterness of the coffee.
- Coffee
- Provides the strong coffee flavor that defines the drink.
- Vanilla extract
- Adds aroma that rounds out the coffee and custard flavors.
The step that matters
Stir the egg mixture into the scalded milk until slightly thickened. Egg yolk proteins thicken when heated gently, but too much heat or too fast a pour can scramble them into lumps. Keep the heat moderate and stir constantly while combining.
“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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