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 batter
Preheat the oven to 350°F (175°C).
In a bowl, cream together the sugar and butter.
Add the sweet milk, flour, baking soda, and eggs. Mix well.
Make the chocolate filling
Grate the chocolate.
Mix the grated chocolate with ¾ cup of milk and the yolk of one egg.
Boil the chocolate mixture until smooth.
Add the vanilla.
Allow the chocolate mixture to cool.
Pour the cooled chocolate mixture into the cake batter.
Bake and finish
Pour the batter into jelly-cake pans.
Bake until a toothpick comes out clean.
Spread white icing between the layers and on top.
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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Butter + milktop 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
- Butter
- Creams with the sugar to trap air, giving the cake a tender, fine crumb.
- Eggs
- Bind the batter and add structure, with the yolk also enriching the chocolate mixture.
- Flour
- Forms the main structure of the cake as its proteins set during baking.
- Baking soda
- Reacts with the acidity in the batter to produce gas that helps the cake rise.
- Baker's chocolate
- Supplies the chocolate flavor and, once melted into the milk, a rich, dense texture.
- White sugar
- Adds sweetness and, creamed with butter, helps create a light texture.
The step that matters
Boil the chocolate mixture until smooth. Chocolate can seize or turn grainy if overheated or not fully blended. Stirring until smooth ensures an even, glossy filling that combines evenly into the batter.
“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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