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 ↓
Boston Brown Bread
Ingredients
Directions
Make the batter
Dissolve the soda in a small portion of boiling water; add to the molasses.
Mix all together and beat as a cake batter.
Steam
Put the batter in a greased mold and steam for three hours.
Add a cup of seeded raisins if desired.
Nutrition, whole recipe (rough)
What these numbers assume: 6 portions
| Ingredient | Portion assumed | kcal |
|---|---|---|
| Flour | 1 cup (125g) all-purpose | 455 |
| Milk | 1 cup (244ml) whole | 149 |
| Egg | 1 large egg (50g) | 78 |
| Grape | 1/2 cup (76g) | 62 |
| Sugar | 1 tbsp (12.5g) granulated | 49 |
| Salt | 1 tsp (6g) | 0 |
One typical portion per ingredient; the recipe's quantities are not counted. A rough guide only, not for medical or dietary planning.
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. See the original page.
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.
-
Flour + raisintop 1% of all pairsSmell alikestrongCooked together9,075 recipes
Shared aroma: isobutyraldehyde (malty, green).
-
Buttermilk + flourtop 8% of all pairsSmell alikemoderateCooked together3,721 recipes
Shared aroma: ethanol (alcoholic, ethereal).
-
Flour + milktop 14% of all pairsSmell alikelowCooked together78,219 recipes
Shared aroma: isobutyraldehyde (malty, green).
-
Milk + raisintop 15% of all pairsSmell alikemoderateCooked together7,155 recipes
Shared aroma: decanoic acid (acides aroma).
-
Flour + eggtop 15% of all pairsSmell alikelowCooked together106,462 recipes
Shared aroma: isobutyraldehyde (malty, green).
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
- Buttermilk
- Its acidity reacts with the soda to produce gas, helping the bread rise and turn tender.
- Cornmeal
- Gives the bread its coarse, crumbly texture and yellow colour.
- Brown flour
- Provides the main structure and the dense, hearty body of the loaf.
- Soda
- Reacts with the acidic buttermilk to release carbon dioxide, which leavens the batter.
- Eggs
- Bind the batter and add structure as it sets during steaming.
The step that matters
Dissolving the soda in boiling water before adding it. Soda dissolved in water spreads evenly through the batter, so the gas it releases lifts the bread uniformly instead of leaving pockets or bitter patches of undissolved soda.
“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.
More boston brown bread recipes
You might also like
The free Flavor Lab newsletter: one surprising pairing a week and the molecular reason it works, in 60 seconds. No spam, unsubscribe anytime.
Prefer an account? Create a free account to save pairings and unlock the full chemistry.
Cornbread345 recipes
Bread Pudding336 recipes
Milk Bread Rolls242 recipes
Potato Bread124 recipes