Why it works: Butter and flour are a kitchen classic. They rank in the top 12% of all ingredient pairs, and cooks put them together in 124,287 recipes. Both carry isobutyraldehyde, which smells malty, green. The science ↓
Brunswick Jelly 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 dough
Preheat your oven to 350°F (175°C).
Cream together the butter and sugar until light and fluffy.
Add the egg yolks and rose water, mixing well.
Gradually add flour until the dough is soft but not sticky.
Roll out the dough and cut into cookie shapes.
Bake and finish
Bake until lightly golden.
Once baked, spread apple jelly on top of each piece.
Prepare frosting from the egg whites and spread it over the jelly.
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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Butter + flourtop 12% of all pairsSmell alikelowCooked together124,287 recipes
Shared aroma: isobutyraldehyde (malty, green).
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Butter + appletop 14% of all pairsSmell alikemoderateCooked together8,706 recipes
Shared aroma: trans-2-nonenal (cardboard, fatty).
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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).
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Butter + eggtop 17% of all pairsSmell alikemoderateCooked together118,967 recipes
Shared aroma: decanal (soap, orange peel).
Butter and flour 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
- Butter
- Creams with sugar to give the dough a light, tender crumb and rich flavor.
- Sugar
- Creams with butter to add sweetness and help the dough brown lightly.
- Egg yolks
- Add richness, color and binding so the dough holds its shape.
- Flour
- Provides the structure that sets the dough once baked.
- Apple jelly
- Adds a sweet, fruity layer and moisture on top of the baked pieces.
The step that matters
Adding flour gradually. Adding flour in stages lets you judge the dough's texture. Too much flour makes the dough tough and dry, which makes it hard to roll and cut cleanly.
Swap the apple
How well each one fits the dish's main ingredients (butter, sugar, egg, rose, flour):
- Raisinfits better
- Vanillafits better
- Lemonfits better
- Applethe original
Fit is the average pairing score against butter, sugar, egg, rose, flour. 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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