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 ↓
Lizzie Haeeis' Chocolate Cake
Ingredients
Directions
Make the chocolate mixture
Break the chocolate into pieces and stir it into ½ cup of milk.
Add 1 cup of sugar and the yolk of 1 egg.
Cook the mixture in a double boiler until smooth.
Let the chocolate mixture cool.
Make and bake the cake
In a bowl, cream together 1 cup of sugar and ½ cup of butter.
Add ½ cup of milk, 3 eggs, 2 teaspoons of baking powder, and 2 cups of flour, then mix the batter well.
Incorporate the cooled chocolate mixture into the batter.
Flavor the batter with 1 teaspoon of vanilla.
Divide the batter into 4 thin layers.
Bake the layers.
Make the frosting
Cook 2 cups of sugar and 8 tablespoons of boiling water until it forms a string.
Pour the hot mixture over the beaten egg whites.
Beat continuously until cool.
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
- Eggs
- Bind the batter and add structure as they set in the oven.
- Flour
- Forms the cake's structure once heated and set.
- Baking powder
- Releases gas that makes the layers rise and turn light.
- Butter
- Adds fat that tenderizes the crumb and carries flavor.
- Baker's chocolate
- Gives the cake its chocolate flavor and deep color.
- Sugar
- Sweetens the cake and helps keep it moist and tender.
The step that matters
Cook the sugar and water to a string stage. Sugar syrup that is cooked too little stays runny, while cooked too far it turns grainy or hard. Pouring it hot over the whites is what cooks and stiffens them into frosting.
“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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