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 ↓
Coffee 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 sugar and butter until light and fluffy.
Add the molasses and strong coffee, mixing well.
Beat in the eggs one at a time until fully incorporated.
In a separate bowl, combine the flour and baking powder.
Gradually add the flour mixture to the wet ingredients, mixing until just combined.
Fold in the raisins, currants, sliced citron, and spices.
Bake
Pour the batter into a greased baking pan.
Bake at 350°F (175°C) until a toothpick inserted in the center comes out clean.
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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Raisin + curranttop 10% of all pairsSmell alikelowCooked together6,180 recipes
Shared aroma: gamma-nonanolactone (coconut, creamy).
-
Sugar + molassestop 11% of all pairsSmell alikemoderateCooked together9,225 recipes
Shared aroma: ethanol (alcoholic, ethereal).
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Butter + flourtop 12% of all pairsSmell alikelowCooked together124,287 recipes
Shared aroma: isobutyraldehyde (malty, green).
-
Molasses + raisintop 12% of all pairsSmell alikelowCooked together3,577 recipes
Shared aroma: ethanol (alcoholic, ethereal).
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 the sugar to trap air, giving a light, tender crumb and rich flavor.
- All-purpose flour
- Provides the structure that sets the cake as the batter bakes.
- Eggs
- Add structure and richness, and help bind the batter together.
- Molasses
- Adds moisture, dark color, and a deep, slightly bitter sweetness.
- Baking powder
- Releases gas during baking so the cake rises and becomes lighter.
- Granulated sugar
- Sweetens the cake and helps create a tender texture when creamed with butter.
The step that matters
Gradually add the flour mixture. Mixing flour into the batter only until combined keeps gluten development limited, so the cake stays tender rather than tough.
Swap the currant
How well each one fits the dish's main ingredients (sugar, butter, molasses, coffee, egg, flour, raisin):
- Vanillafits better
- Figfits better
- Applefits about as well
- Currantthe original
Fit is the average pairing score against sugar, butter, molasses, coffee, egg, flour, 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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