Why it works: Potato and milk are a kitchen classic. They rank in the top 9% of all ingredient pairs, and cooks put them together in 3,611 recipes. Both carry (e,z)-2,6-nonadienal, which smells cucumber, melon. 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 sponge
Combine yeast, mashed potatoes, sugar, and eggs in a bowl; stir well.
Let the mixture rise until noon.
Add lard and enough flour to stiffen the dough.
Let it rise until 3 o'clock.
Shape the dough into rolls.
Prepare the potato batter
Boil a good-sized potato until soft, then pour off the water and let it cool.
Mash the potato and mix in 3 heaping tablespoons of flour.
Thin the mixture with warm potato water to create a batter.
Dissolve the yeast in a little warm water and stir it into the potato mixture.
Let it rise for about 2 hours.
Make and shape the dough
Stir in lard, lukewarm boiled milk, sugar, and enough flour to stiffen the dough, using about 1 quart.
Let it rise again for about 2 hours.
Roll out the dough.
Cut the dough into rounds.
Fold the rounds together.
Place the folded rolls on baking tins.
Let the rolls rise for about 1 hour.
Bake
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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Potato + milktop 9% of all pairsSmell alikemoderateCooked together3,611 recipes
Shared aroma: (e,z)-2,6-nonadienal (cucumber, melon).
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Flour + milktop 14% of all pairsSmell alikelowCooked together78,219 recipes
Shared aroma: isobutyraldehyde (malty, green).
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Sugar + flourtop 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).
-
Egg + flourtop 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
- Yeast
- Ferments the dough, producing gas that makes the rolls rise.
- Mashed potatoes
- Add moisture and softness to the dough.
- Eggs
- Add structure and richness to the dough.
- Lard
- Adds fat, tenderness, and a soft crumb to the rolls.
- Flour
- Forms the gluten structure that holds the risen dough together.
- Milk
- Adds moisture and richness, softening the crumb.
The step that matters
Let the dough rise fully before shaping. The yeast needs time to produce enough gas to lighten the dough. Rising too briefly leaves dense rolls, while the timed rises here set the final texture.
Swap the potato
How well each one fits the dish's main ingredients (sugar, egg, flour, milk):
- Arrowrootfits better
- Sweet potatofits better
- Asparagusfits about as well
- Potatothe original
Fit is the average pairing score against sugar, egg, flour, milk. 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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