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 Cake
Ingredients
Directions
The book gives no oven temperature. The 350°F (175°C) in the steps was added when the recipe was transcribed, as a starting point.
Make the chocolate mixture
Melt the chocolate and mix it with 1 cup of brown sugar, ½ cup of milk, and the egg yolk until thick. Let it cool.
Make the batter
In a separate bowl, cream together ½ cup of butter and 1 cup of brown sugar.
Add ½ cup of milk, 2 cups of flour, 2 eggs, and 2 teaspoons of baking powder to the butter mixture.
Flavor with vanilla and then add the cooled chocolate mixture.
Mix until well combined and pour into a greased baking pan.
Bake
Bake at 350°F (175°C) until a toothpick comes out clean.
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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Chocolate + vanillatop 5% of all pairsSmell alikemoderateCooked together10,020 recipes
Shared aroma: sotolon (curry, maple).
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Milk + buttertop 7% of all pairsSmell alikemoderateCooked together81,283 recipes
Shared aroma: (z)-4-heptenal (biscuit, cream).
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Sugar + vanillatop 8% of all pairsSmell alikelowCooked together35,032 recipes
Shared aroma: beta-damascenone (apple, rose).
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Butter + flourtop 12% of all pairsSmell alikelowCooked together124,287 recipes
Shared aroma: isobutyraldehyde (malty, 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
- Flour
- Provides the main structure that holds the cake together as it bakes.
- Eggs
- Add structure and richness, helping the batter set as it bakes.
- Butter
- Adds fat for tenderness and a rich, soft crumb.
- Brown sugar
- Adds sweetness and moisture, and contributes a caramel-like flavour.
- Royal baking powder
- Releases gas during baking so the cake rises and becomes light.
- Walter baker's chocolate
- Provides the chocolate flavour and some richness to the batter.
The step that matters
Melting and cooling the chocolate mixture. If the chocolate is overheated it can seize or turn grainy, and if the mixture is added while still hot it can cause the butter to melt and the batter to lose its airy structure. Letting it cool first keeps the batter smooth and well emulsified.
“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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