Why it works: Cream and syrup are a kitchen classic. They rank in the top 12% of all ingredient pairs, and cooks put them together in 1,964 recipes. Both carry ethanol, which smells alcoholic, ethereal. The science ↓
Boston Brown Bread
Ingredients
Directions
Make the batter
In a large bowl, combine sour milk, sour cream, cornmeal, all-purpose flour, graham flour, syrup, and salt.
Add baking soda and mix well.
If sour cream is unavailable, use 2 cups sour milk and 1 tablespoon melted butter instead.
Steam and serve
Pour the mixture into a greased mold.
Steam for 3 hours.
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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Cream + syruptop 12% of all pairsSmell alikemoderateCooked together1,964 recipes
Shared aroma: ethanol (alcoholic, ethereal).
-
Milk + flourtop 14% of all pairsSmell alikelowCooked together78,219 recipes
Shared aroma: isobutyraldehyde (malty, green).
-
Flour + syruptop 16% of all pairsSmell alikemoderateCooked together2,540 recipes
Shared aroma: ethanol (alcoholic, ethereal).
-
Milk + creamtop 18% of all pairsSmell alikemoderateCooked together29,399 recipes
Shared aroma: delta-dodecalactone (sweet, creamy).
-
Cream + flourtop 20% of all pairsSmell alikemoderateCooked together30,481 recipes
Shared aroma: acetaldehyde (pungent, ethereal).
Milk and flour barely smell alike, yet cooks put them together in 78,219 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
- Baking soda
- Reacts with the acidic sour milk and sour cream to produce gas that leavens the bread.
- Sour milk
- Its acidity activates the baking soda and adds tang and moisture to the batter.
- Graham flour
- Coarse whole-grain flour that gives the bread its brown color, nutty flavor and dense texture.
- Cornmeal
- Adds coarse grain and body, giving the bread a crumbly, slightly gritty texture.
- Syrup
- Adds sweetness and moisture, and helps the bread stay soft and dark.
- Sour cream
- Adds fat and richness, softening the crumb and adding moisture.
The step that matters
Add baking soda and mix well. Baking soda needs the acid in the sour milk to release gas for leavening. It must be evenly mixed through the batter, or the bread will rise unevenly and may taste bitter in spots.
“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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