Why it works: Flour and nuts are a kitchen classic. They rank in the top 13% of all ingredient pairs, and cooks put them together in 1,180 recipes. Both carry isobutyraldehyde, which smells malty, green. The science ↓
Hickory Nut Cake
Ingredients
Directions
The book says “a moderate oven”. The 350°F (175°C) in the steps is the modern equivalent, not the book's own figure.
Prepare
Chop or break the hickory nuts finely and mix them with half of the flour.
In a separate bowl, combine the sugar, sour milk, eggs, and baking soda.
Mix the wet ingredients with the remaining flour until well combined.
Fold in the nut-flour mixture.
Bake
Pour the batter into a greased baking pan and bake at 350°F (175°C) 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.
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 + nutstop 13% of all pairsSmell alikemoderateCooked together1,180 recipes
Shared aroma: isobutyraldehyde (malty, green).
-
Flour + milktop 14% of all pairsSmell alikelowCooked together78,219 recipes
Shared aroma: isobutyraldehyde (malty, green).
-
Sugar + flourtop 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).
-
Milk + nutstop 17% of all pairsSmell alikemoderateCooked together982 recipes
Shared aroma: furaneol (caramel, strawberry).
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
- Eggs
- Bind the batter and add structure and richness to the crumb as they set.
- Baking soda
- Reacts with the sour milk to produce gas that lifts the cake as it bakes.
- Sour milk
- Its acidity activates the baking soda and adds moisture and tenderness.
- Flour
- Forms the cake's structure as its proteins set during baking.
- Sugar
- Sweetens the cake and helps keep it moist and tender.
The step that matters
Folding in the nut-flour mixture. Folding gently keeps the air and gas bubbles created by the baking soda and sour milk in the batter. Stirring vigorously would develop gluten and make the cake dense and tough.
Swap the nuts
How well each one fits the dish's main ingredients (sugar, flour, milk, egg):
- Almondfits better
- Milletfits better
- Chestnutfits better
- Nutsthe original
Fit is the average pairing score against sugar, flour, milk, egg. 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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