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 ↓
Chocolate Custard
Ingredients
Directions
Make the custard
In a saucepan, heat the milk until warm.
In a bowl, whisk together egg yolks, sugar, cocoa powder, and salt.
Slowly add warm milk to the egg mixture, whisking constantly.
Return the mixture to the saucepan and cook over low heat, stirring until thickened.
Remove from heat and stir in vanilla extract.
Serve
Pour into serving dishes and chill 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.
-
Milk + vanillatop 5% of all pairsSmell alikemoderateCooked together19,187 recipes
Shared aroma: ethyl caproate (fruity, apple peel).
-
Sugar + vanillatop 8% of all pairsSmell alikelowCooked together35,032 recipes
Shared aroma: beta-damascenone (apple, rose).
-
Cocoa powder + vanillatop 10% of all pairsSmell alikemoderateCooked together2,189 recipes
Shared aroma: sotolon (curry, maple).
-
Sugar + cocoa powdertop 14% of all pairsSmell alikemoderateCooked together2,920 recipes
Shared aroma: guaiacol (smoky, sweet).
-
Milk + eggtop 18% of all pairsSmell alikemoderateCooked together88,785 recipes
Shared aroma: 2-nonenal (fatty, green).
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 they set and add richness.
- Milk
- Forms the liquid base that the custard thickens into.
- Sugar
- Adds sweetness and balances the bitterness of the cocoa.
- Cocoa powder
- Provides the chocolate flavor and color.
The step that matters
Return the mixture to the saucepan and cook over low heat, stirring until thickened.. Egg yolks thicken as their proteins set with gentle heat. Too much heat or too little stirring can scramble the eggs into lumps.
“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.
More chocolate custard recipes
You might also like
The free Flavor Lab newsletter: one surprising pairing a week and the molecular reason it works, in 60 seconds. No spam, unsubscribe anytime.
Prefer an account? Create a free account to save pairings and unlock the full chemistry.
Vanilla Ice Cream108 recipes
Coconut Pudding26 recipes
Coconut Cake17 recipes
Cocoa Nut Candy11 recipes