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
Make the dough
Boil the potatoes in 1 quart of water until tender.
Dissolve the yeast in ½ cup of lukewarm water.
Mix the potato water and yeast.
Combine with the flour in a large bowl.
Add the lard, sugar, and salt.
Work into a stiff dough.
Rise and shape
Let the mixture rise until noon.
Let the dough rise until 4 o'clock.
Knead the dough slightly.
Roll it out.
Cut into rounds about 1 inch thick.
Bake and serve
Dip each round in melted butter and fold over.
Place on a baking sheet.
Bake until golden brown.
Serve warm.
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).
-
Potato + buttertop 13% of all pairsSmell alikemoderateCooked together6,456 recipes
Shared aroma: (z)-4-heptenal (biscuit, cream).
-
Flour + sugartop 15% of all pairsSmell alikemoderateCooked together92,116 recipes
Shared aroma: phenylacetaldehyde (hawthorne, honey).
-
Potato + flourtop 15% of all pairsSmell alikemoderateCooked together5,355 recipes
Shared aroma: isobutyraldehyde (malty, green).
-
Sugar + buttertop 17% of all pairsSmell alikemoderateCooked together98,233 recipes
Shared aroma: guaiacol (smoky, sweet).
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 softness to the dough, giving the rolls a tender crumb.
- Flour
- Provides the structure that holds the dough together and sets the crumb as it bakes.
- Yeast
- Produces gas as it ferments, making the dough rise and become light.
- Lard
- Adds fat that shortens gluten strands, giving a softer, more tender texture.
- Sugar
- Feeds the yeast and adds sweetness, helping the crust brown in the oven.
The step that matters
Let the dough rise fully. The yeast needs enough time in a warm dough to produce gas and expand the gluten network. Rising too briefly leaves the rolls dense and heavy after baking.
Swap the potato
How well each one fits the dish's main ingredients (flour, sugar, butter):
- Arrowrootfits better
- Shallotfits better
- Sweet potatofits better
- Potatothe original
Fit is the average pairing score against flour, sugar, butter. 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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