Why it works: Flour and raisin match in chemistry and in kitchens. They rank in the top 1% of all ingredient pairs, and cooks put them together in 9,075 recipes. Both carry isobutyraldehyde, which smells malty, green. The science ↓
Raisin Cake
Ingredients
Directions
Prepare
Dissolve baking soda in boiling water and pour over raisins.
Let cool before adding other ingredients.
Sift flour three times with baking powder.
Bake and assemble
Bake in layers and assemble with boiled frosting.
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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Flour + raisintop 1% of all pairsSmell alikestrongCooked together9,075 recipes
Shared aroma: isobutyraldehyde (malty, green).
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Flour + buttertop 12% of all pairsSmell alikelowCooked together124,287 recipes
Shared aroma: isobutyraldehyde (malty, green).
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Flour + walnuttop 12% of all pairsSmell alikemoderateCooked together5,873 recipes
Shared aroma: isobutyraldehyde (malty, green).
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Raisin + walnuttop 13% of all pairsSmell alikemoderateCooked together647 recipes
Shared aroma: 1-octen-3-ol (mushroom, earthy).
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Sugar + raisintop 13% of all pairsSmell alikemoderateCooked together12,481 recipes
Shared aroma: beta-damascenone (apple, rose).
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
- Flour
- Provides the structure that holds the cake's crumb together as it sets.
- Sugar
- Adds sweetness and helps keep the cake moist and tender.
- Butter
- Adds fat that tenderizes the crumb and carries flavor.
- Egg
- Adds structure and binds the batter as it bakes.
- Baking soda
- Acts as a leavening agent that helps the cake rise.
- Baking powder
- Acts as a leavening agent that gives the cake lift as it bakes.
The step that matters
Let the raisin mixture cool before adding other ingredients. Adding the mixture while it is still hot can melt or curdle the butter and cook the egg unevenly, and it can start the leavening reaction too early, which weakens the rise.
Swap the walnut
How well each one fits the dish's main ingredients (egg, sugar, flour, butter, raisin):
- Almondfits better
- Chestnutfits better
- Pistachiofits better
- Walnutthe original
Fit is the average pairing score against egg, sugar, flour, butter, raisin. 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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