Why it works: Flour and sugar are a kitchen classic. They rank in the top 15% of all ingredient pairs, and cooks put them together in 92,116 recipes. Both carry phenylacetaldehyde, which smells hawthorne, honey. 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.
Make the batter
Preheat the oven to 350°F (175°C).
In a bowl, mix flour, sugar, baking powder, and salt.
In another bowl, beat the egg yolks and add water, orange juice, and grated rind.
Combine the wet and dry ingredients.
In a separate bowl, beat the egg whites until stiff peaks form, then fold into the batter.
Bake and fill
Pour the batter into prepared cake pans and bake until golden.
For the filling, beat 2 egg whites until stiff, then gradually add sugar and mix in orange juice and rind.
Spread the filling between the cake layers.
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.
-
Flour + sugartop 15% of all pairsSmell alikemoderateCooked together92,116 recipes
Shared aroma: phenylacetaldehyde (hawthorne, honey).
-
Flour + eggtop 15% of all pairsSmell alikelowCooked together106,462 recipes
Shared aroma: isobutyraldehyde (malty, green).
-
Sugar + orangetop 20% of all pairsSmell alikelowCooked together19,212 recipes
Shared aroma: beta-damascenone (apple, rose).
-
Sugar + eggtop 21% of all pairsSmell alikemoderateCooked together122,807 recipes
Shared aroma: 2-nonenal (fatty, green).
-
Flour + orangetop 21% of all pairsSmell alikemoderateCooked together6,821 recipes
Shared aroma: isobutyraldehyde (malty, green).
Flour and egg barely smell alike, yet cooks put them together in 106,462 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
- Forms the main structure of the cake as it sets in the oven.
- Egg yolks
- Add richness and moisture, and help bind the batter.
- Egg whites
- Whipped to stiff peaks, they make the batter light and airy.
- Baking powder
- Releases gas in the oven so the cake rises.
- Sugar
- Sweetens the cake and helps it brown as it bakes.
The step that matters
Folding in the whipped egg whites. Whites deflate if overmixed or stirred vigorously, losing the air that lightens the cake. Fold gently with a spatula until just combined.
Swap the orange
How well each one fits the dish's main ingredients (flour, sugar, egg):
- Raisinfits better
- Vanillafits better
- Lemonfits better
- Orangethe original
Fit is the average pairing score against flour, sugar, egg. 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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