Why it works: Milk and flour are a kitchen classic. They rank in the top 14% of all ingredient pairs, and 78,219 recipes mention both. Both carry isobutyraldehyde, which smells malty, green. The science ↓
Parker House 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
Dissolve the yeast and salt in lukewarm milk.
Add the shortening and 2 cups of flour.
Beat until smooth.
Set the mixture to rise in a greased bowl in a warm place until light.
Add the remaining flour and knead well.
Place in a warm place for about 1½ hours or until doubled in bulk.
Shape and bake
Roll the dough to ¼ inch thick and brush with butter.
Cut out rolls.
Crease through the center with a dull knife, then fold over.
Place in a greased pan one inch apart and set to rise until light.
Bake for 10 minutes in a hot oven at 400°F (200°C).
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 aroma chemistry they share, and how many recipes mention both.
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Milk + flourtop 14% of all pairsAroma overlaplowMentioned together78,219 recipes
Shared aroma: isobutyraldehyde (malty, green).
-
Sugar + flourtop 15% of all pairsAroma overlapmoderateMentioned together92,116 recipes
Shared aroma: phenylacetaldehyde (hawthorne, honey).
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Milk + sugartop 18% of all pairsAroma overlaplowMentioned together77,875 recipes
Shared aroma: 2-nonenal (fatty, green).
Milk and flour share little aroma chemistry, yet 78,219 recipes mention both: they likely 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 it rise and become light.
- Flour
- Forms the gluten network that gives the rolls their structure and chew.
- Milk
- Hydrates the flour and adds moisture and softness to the dough.
- Shortening
- Adds fat that tenderizes the crumb and softens the texture.
- Sugar
- Feeds the yeast and adds sweetness and gentle browning.
The step that matters
Let the dough rise until doubled. Yeast needs time and warmth to produce gas. Under-proofed dough bakes up dense, while the rise sets the light texture the rolls depend on.
“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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