Why it works: Flour and walnut are a kitchen classic. They rank in the top 12% of all ingredient pairs, and cooks put them together in 5,873 recipes. Both carry isobutyraldehyde, which smells malty, green. The science ↓
Nut 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.
Prepare
Preheat the oven to 350°F (175°C).
Make the batter
In a large bowl, mix together the flour, baking powder, and sugar.
Add the eggs, milk, and chopped walnuts, and mix until well combined.
Let the mixture rise for 20 minutes.
Bake
Pour the batter into two greased loaf pans.
Bake for 30-40 minutes or until golden brown.
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.
-
Flour + walnuttop 12% of all pairsSmell alikemoderateCooked together5,873 recipes
Shared aroma: isobutyraldehyde (malty, green).
-
Flour + milktop 14% of all pairsSmell alikelowCooked together78,219 recipes
Shared aroma: isobutyraldehyde (malty, green).
-
Flour + sugartop 15% of all pairsSmell alikemoderateCooked together92,116 recipes
Shared aroma: phenylacetaldehyde (hawthorne, honey).
-
Flour + eggtop 15% of all pairsSmell alikelowCooked together106,462 recipes
Shared aroma: isobutyraldehyde (malty, green).
-
Walnut + milktop 16% of all pairsSmell alikemoderateCooked together3,236 recipes
Shared aroma: 1-hexanal (fruit).
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
- Flour
- Forms the main structure of the bread as its proteins and starch set during baking.
- Baking powder
- Releases gas in the batter, lifting it so the loaf rises and becomes light.
- Eggs
- Bind the batter and add structure and richness as they set.
- Walnuts
- Add texture and a nutty flavor throughout the crumb.
- Milk
- Adds moisture and hydrates the flour so the batter can form structure.
- Sugar
- Adds sweetness and helps the crust brown during baking.
The step that matters
Let the mixture rise for 20 minutes. Baking powder starts releasing gas as soon as it gets wet, so the batter should be moved to the pans and baked on schedule to keep that lift in the loaf.
Swap the walnut
How well each one fits the dish's main ingredients (flour, egg, milk, sugar):
- Almondfits better
- Milletfits better
- Chestnutfits better
- Walnutthe original
Fit is the average pairing score against flour, egg, milk, sugar. 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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