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 ↓
Plain Layer 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
Cream together the butter and sugar until light and fluffy.
Beat the eggs separately and then add them to the creamed mixture.
Sift the pastry flour with the baking powder and fold it into the mixture.
Stir in the sweet milk and vanilla until well combined.
Bake and finish
Bake in two layers or in an oblong pan at 350°F (175°C) until golden.
Use any icing of your choice to frost the cake.
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.
Photo for illustrative purposes only · Contact us to use it
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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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).
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Flour + vanillatop 12% of all pairsSmell alikemoderateCooked together19,241 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
- Creamed with sugar to trap air, giving the cake a light, tender crumb and rich flavor.
- Sugar
- Sweetens the cake and, creamed with butter, helps hold air for a lighter texture.
- Eggs
- Add structure and richness as they set during baking, and help bind the batter.
- Pastry flour
- Provides the structure of the cake; its lower protein gives a fine, tender crumb.
- Baking powder
- Releases gas in the batter so the cake rises and becomes light.
- Sweet milk
- Adds moisture and helps form a smooth, pourable batter that bakes through evenly.
The step that matters
Cream the butter and sugar until light and fluffy. Beating air into the fat during creaming creates tiny bubbles that expand in the oven and lighten the crumb. Under-creaming leaves a denser cake, while over-mixing after the flour is added can toughen it.
Swap the vanilla
How well each one fits the dish's main ingredients (butter, sugar, egg, flour, milk):
- Vanillathe original
- Raisinfits about as well
- Figfits less well
- Coconutfits less well
Fit is the average pairing score against butter, sugar, egg, flour, milk. Candidates are from the same food group and used in at least 100 recipes.
“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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