Why it works: Flour and butter are a kitchen classic. They rank in the top 12% of all ingredient pairs, and 124,287 recipes mention both. Both carry isobutyraldehyde, which smells malty, green. The science ↓
4. Parker House Rolls.
Ingredients
Directions
Make the dough
Add butter, sugar, and salt to milk.
When lukewarm, add dissolved yeast cake and three cups of flour.
Beat thoroughly, cover and let rise until light.
Cut down and add enough flour to knead (it will take about 2-1/2 cups).
Let rise again.
Toss on floured board and knead.
Shape and bake
Pat and roll out to 1/3 inch thickness.
Shape with a biscuit cutter first dipped in flour.
Dip the handle of a case knife in flour and make a crease through the middle of each round.
Brush over 1/2 of each piece with melted butter, fold over, and press edges together.
Place in greased pan, one inch apart, cover, let rise.
Bake in hot oven twelve to fifteen 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. See the original page.
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.
-
Flour + buttertop 12% of all pairsAroma overlaplowMentioned together124,287 recipes
Shared aroma: isobutyraldehyde (malty, green).
-
Flour + sugartop 15% of all pairsAroma overlapmoderateMentioned together92,116 recipes
Shared aroma: phenylacetaldehyde (hawthorne, honey).
-
Butter + sugartop 17% of all pairsAroma overlapmoderateMentioned together98,233 recipes
Shared aroma: guaiacol (smoky, sweet).
Flour and butter share little aroma chemistry, yet 124,287 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 gluten structure that holds the rolls' shape and airy crumb.
- Yeast
- Produces gas during rising, making the dough light and open-textured.
- Butter
- Adds fat that softens the crumb and gives a tender, rich texture.
- Sugar
- Feeds the yeast and adds mild sweetness and browning in the oven.
The step that matters
Let the dough rise until light before shaping. Yeast needs time to build gas and gluten needs to relax; shaping or baking too early leaves dense rolls with poor rise.
“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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