Why it works: Rye and flour match in chemistry and in kitchens. They rank in the top 8% of all ingredient pairs, and cooks put them together in 1,320 recipes. Both carry isobutyraldehyde, which smells malty, green. The science ↓
Boston Brown Bread
Ingredients
Directions
Mix the batter
In a large bowl, combine cornmeal, rye flour, salt, and baking powder.
In another bowl, mix the beaten eggs, molasses, and milk.
Combine the wet and dry ingredients until well mixed.
Steam
Pour the mixture into a large covered tin.
Let it steam overnight.
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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Rye + flourtop 8% of all pairsSmell alikestrongCooked together1,320 recipes
Shared aroma: isobutyraldehyde (malty, green).
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Rye + milktop 12% of all pairsSmell alikemoderateCooked together918 recipes
Shared aroma: ethyl 2-methylbutyrate (fruity, apple).
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Flour + milktop 14% of all pairsSmell alikelowCooked together78,219 recipes
Shared aroma: isobutyraldehyde (malty, green).
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Flour + eggtop 15% of all pairsSmell alikelowCooked together106,462 recipes
Shared aroma: isobutyraldehyde (malty, green).
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Flour + molassestop 16% of all pairsSmell alikemoderateCooked together10,429 recipes
Shared aroma: ethanol (alcoholic, ethereal).
Flour and milk 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
- Cornmeal
- Provides the main body and coarse, sturdy crumb of the bread.
- Rye flour
- Adds structure and a deeper, earthy flavor to the crumb.
- Eggs
- Bind the batter and help give the loaf its set structure.
- Molasses
- Adds sweetness, dark color, and moisture to the bread.
- Baking powder
- Releases gas that lifts the batter so it rises as it cooks.
- Milk
- Hydrates the flours and keeps the batter moist during steaming.
The step that matters
Keep the tin covered while steaming. A covered tin traps steam around the batter, cooking it gently and keeping it moist. Uncovered, the steam escapes and the bread can dry out and set unevenly.
“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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