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 ↓
Puff Paste
Ingredients
Directions
Make the dough
Sift the flour into a mixing bowl.
Gradually pour in the ice water.
Stir with a spoon.
Turn the dough onto a pastry board.
Knead until elastic and blistered.
Set the dough aside on ice.
Prepare the butter
Wash the butter.
Squeeze out salt and water.
Place the butter on a plate on ice.
Laminate the dough
Roll the dough into a square.
Place the butter in the center.
Fold the dough over the butter.
Flatten slightly with a rolling pin.
Fold the ends of the dough to meet.
Roll twice.
Fold again.
Refrigerate for 20 minutes.
Repeat this process twice, allowing the pastry to rest for 20 minutes each time.
Press lightly with a rolling pin.
Shape and bake
Cut off what is needed for pies or patties.
Use trimmings for cheese straws.
Bake trimmings in crescents.
Rinse baking pans with cold water.
Brush the pastry with beaten egg before baking.
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.
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).
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
- Flour
- Forms the gluten network that gives the dough its structure and elasticity.
- Butter
- Forms separate layers that steam apart during baking, producing flakiness.
- Ice water
- Keeps the dough cold and hydrates the flour without melting the butter layers.
The step that matters
Keeping the butter cold during folding. If the butter softens and blends into the dough instead of staying in distinct sheets, the layers fuse and the pastry loses its flakiness. Chilling between folds keeps the butter firm.
“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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