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 says “a quick oven”. The 400°F (200°C) in the steps is the modern equivalent, not the book's own figure.
Make the dough
Scald the milk with the lard in a saucepan over medium heat.
In a large bowl, combine flour, salt, sugar, and yeast.
Add the warm milk mixture to the dry ingredients, ensuring it's not too hot.
Knead the dough thoroughly and let it rise overnight.
Shape the rolls
In the morning, knead the dough slightly, then roll it out.
Cut the dough with a large biscuit cutter.
Spread a little butter on each roll and fold them over.
Let the rolls rise until light.
Bake
Bake in a 400°F (200°C) oven.
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).
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Sugar + flourtop 15% of all pairsAroma overlapmoderateMentioned together92,116 recipes
Shared aroma: phenylacetaldehyde (hawthorne, honey).
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Egg + flourtop 15% of all pairsAroma overlaplowMentioned together106,462 recipes
Shared aroma: isobutyraldehyde (malty, green).
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Egg + milktop 18% of all pairsAroma overlapmoderateMentioned together88,785 recipes
Shared aroma: 2-nonenal (fatty, green).
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Sugar + milktop 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
- Flour
- Forms the structure of the dough once mixed with liquid and kneaded.
- Yeast
- Ferments the dough so it rises and becomes light and airy.
- Milk
- Adds moisture and richness, giving the dough a soft, tender crumb.
- Lard
- Adds fat that tenderizes the dough and keeps the rolls soft.
- Sugar
- Feeds the yeast and adds a little sweetness and browning.
The step that matters
Cooling the milk mixture before adding it to the dry ingredients. If the scalded milk is too hot, it can kill the yeast, so the dough will not rise properly. The mixture should be warm, not hot.
“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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