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 ↓
Brown Bread
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
In a large bowl, combine sour cream, sugar, and molasses.
Add wheat flour, graham flour, baking soda, salt, and raisins. Mix until well combined.
Pour the batter into a pan and let it rise for 1 hour.
Bake
Preheat the oven to 350°F (175°C) and bake for 30‑40 minutes or until a toothpick 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.
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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Flour + raisintop 1% of all pairsSmell alikestrongCooked together9,075 recipes
Shared aroma: isobutyraldehyde (malty, green).
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Cream + sugartop 9% of all pairsSmell alikemoderateCooked together43,450 recipes
Shared aroma: 2,3-butanedione (butter, sweet).
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Sugar + molassestop 11% of all pairsSmell alikemoderateCooked together9,225 recipes
Shared aroma: ethanol (alcoholic, ethereal).
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Wheat + flourtop 12% of all pairsSmell alikemoderateCooked together4,373 recipes
Shared aroma: isobutyraldehyde (malty, green).
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Molasses + raisintop 12% of all pairsSmell alikelowCooked together3,577 recipes
Shared aroma: ethanol (alcoholic, ethereal).
Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs
What each ingredient does
- Sour cream
- Adds moisture and tang, and its acidity reacts with the baking soda to help the bread rise.
- Baking soda
- Reacts with the sour cream's acidity to produce gas that lifts the batter.
- Graham flour
- Provides the bulk of the structure and the coarse, hearty texture of the bread.
- Molasses
- Adds sweetness, dark color, and moisture, and contributes to browning.
- Wheat flour
- Adds gluten-forming protein that gives the loaf structure and chew.
The step that matters
Checking for doneness with a toothpick. Brown bread is dense and moist, so the centre can stay gummy even when the crust looks done. A toothpick inserted into the centre should come out clean, confirming the interior has set before the bread is removed from the oven.
“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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