Why it works: Flour and butter are a kitchen classic. They rank in the top 12% of all ingredient pairs, and cooks put them together in 124,287 recipes. Both carry isobutyraldehyde, which smells malty, green. The science ↓
Potato Rolls
Ingredients
Directions
The book gives no oven temperature. The 400°F (200°C) in the steps was added when the recipe was transcribed, as a starting point.
Make the dough
Sift the flour into a large bowl.
Mash the hot potatoes into the flour and mix in the butter until smooth.
Add the beaten eggs, salt, sugar, and yeast, and knead well on a floured surface.
Let the dough rise: in summer, at 12 PM; in winter, at 11 AM.
Shape and bake
About an hour before serving, turn the dough onto a floured surface without working it.
Roll the dough out to ½ inch thick and cut into round cakes.
Place the cakes in the baking pan to rise without touching.
Bake at 400 °F (200 °C) for about 15 minutes.
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.
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Flour + buttertop 12% of all pairsSmell alikelowCooked together124,287 recipes
Shared aroma: isobutyraldehyde (malty, green).
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Potato + coffeetop 12% of all pairsSmell alikemoderateCooked together167 recipes
Shared aroma: sotolon (curry, maple).
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Potato + buttertop 13% of all pairsSmell alikemoderateCooked together6,456 recipes
Shared aroma: (z)-4-heptenal (biscuit, cream).
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Flour + sugartop 15% of all pairsSmell alikemoderateCooked together92,116 recipes
Shared aroma: phenylacetaldehyde (hawthorne, honey).
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Potato + flourtop 15% of all pairsSmell alikemoderateCooked together5,355 recipes
Shared aroma: isobutyraldehyde (malty, green).
Flour and butter barely smell alike, yet cooks put them together in 124,287 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
- Potatoes
- Add moisture and a soft, tender crumb to the dough.
- Flour
- Provides the main structure that holds the rolls together.
- Eggs
- Add richness and help bind the dough and set the crumb when baked.
- Butter
- Adds fat that softens the crumb and gives a richer flavor.
- Yeast
- Produces gas that makes the dough rise and become light.
The step that matters
Turning the dough without working it. Handling risky dough roughly knocks out the gas bubbles yeast has built up. Gentle handling keeps the air inside, so the rolls stay light instead of dense.
Swap the potato
How well each one fits the dish's main ingredients (flour, butter, egg, coffee, sugar):
- Arrowrootfits about as well
- Sweet potatofits about as well
- Asparagusfits about as well
- Potatothe original
Fit is the average pairing score against flour, butter, egg, coffee, 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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