Why it works: Butter and milk are a kitchen classic. They rank in the top 7% of all ingredient pairs, and cooks put them together in 81,283 recipes. Both carry (z)-4-heptenal, which smells biscuit, cream. The science ↓
Orange 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.
Prepare the cake
Preheat the oven to 350°F (175°C).
In a bowl, beat the eggs and sugar until well combined.
Add the flour, butter, sweet milk, and baking powder; mix until smooth.
Divide the batter into layers and bake until golden.
Make the filling and assemble
For the filling, beat the egg whites until stiff, then gradually add the sugar.
Fold in the grated orange rind and juice.
Spread the filling between the layers and sprinkle the top layer lightly with sugar.
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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Butter + milktop 7% of all pairsSmell alikemoderateCooked together81,283 recipes
Shared aroma: (z)-4-heptenal (biscuit, cream).
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Flour + buttertop 12% of all pairsSmell alikelowCooked together124,287 recipes
Shared aroma: isobutyraldehyde (malty, green).
-
Flour + milktop 14% of all pairsSmell alikelowCooked together78,219 recipes
Shared aroma: isobutyraldehyde (malty, green).
-
Sugar + flourtop 15% of all pairsSmell alikemoderateCooked together92,116 recipes
Shared aroma: phenylacetaldehyde (hawthorne, honey).
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Egg + flourtop 15% of all pairsSmell alikelowCooked together106,462 recipes
Shared aroma: isobutyraldehyde (malty, green).
Flour and butter barely smell alike, yet cooks put them together in 124,287 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
- Whole eggs beaten with sugar trap air and give the cake its structure and lift.
- Flour
- Forms the gluten network that gives the cake its body and holds its shape.
- Butter
- Adds fat for a tender crumb and richer flavor.
- Baking powder
- Releases gas during baking so the layers rise and stay light.
- Egg whites
- Whipped to stiff peaks, they give the orange filling a light, airy texture.
- Oranges
- Rind and juice add aroma and bright acidity that balance the sweetness.
The step that matters
Beating the egg whites until stiff. Egg whites must be beaten to stiff peaks before the sugar is added gradually; under-beaten whites stay loose and the filling will not hold its airy texture, while adding sugar too early can slow foaming.
Swap the orange
How well each one fits the dish's main ingredients (egg, sugar, flour, butter, milk):
- Vanillafits better
- Raisinfits better
- Figfits better
- Orangethe original
Fit is the average pairing score against egg, sugar, flour, butter, 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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