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
Prepare the dough
Sprinkle a clean surface with flour and place 1 cup of flour in the center. Make a hole in the center of the flour.
Add the yolk of half an egg and six drops of lemon juice into the hole.
Wrap the butter in a clean cloth and squeeze to remove excess water.
Add 2 tablespoons of water to the mixture and work it together until smooth.
Laminate and fold
Flour a rolling pin and roll the paste into a square about ¼ inch thick.
Place the butter in the center and fold the paste over to enclose the butter, pressing the edges together.
Refrigerate for 10-15 minutes or proceed immediately if it's cold.
Roll the paste out to 2 feet in length.
Fold one-third of the length over, then fold the other end over to create three layers.
Bring the rough edges towards you, roll out again, and fold into three.
Refrigerate for another 10-15 minutes, then roll out again.
Repeat the rolling and resting process for a total of 5-6 turns.
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.
-
Flour + buttertop 12% of all pairsSmell alikelowCooked together124,287 recipes
Shared aroma: isobutyraldehyde (malty, green).
-
Flour + eggtop 15% of all pairsSmell alikelowCooked together106,462 recipes
Shared aroma: isobutyraldehyde (malty, green).
-
Lemon + buttertop 16% of all pairsSmell alikemoderateCooked together41,227 recipes
Shared aroma: 3-hexenal (apple, fruity).
-
Flour + lemontop 17% of all pairsSmell alikemoderateCooked together30,404 recipes
Shared aroma: isobutyraldehyde (malty, green).
-
Butter + eggtop 17% of all pairsSmell alikemoderateCooked together118,967 recipes
Shared aroma: decanal (soap, orange peel).
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
- All-purpose flour
- Forms the structure of the dough as its proteins bond with water and work.
- Fresh butter
- Forms separate layers within the dough that create flakiness when it bakes.
- Egg yolk
- Adds richness and helps bind the dough together.
The step that matters
Keeping the butter cold while rolling. If the butter warms and softens into the dough, it blends in instead of staying in distinct layers, so the pastry loses its flakiness. Chilling between turns keeps the butter firm.
Swap the lemon
How well each one fits the dish's main ingredients (flour, butter, egg):
- Raisinfits better
- Vanillafits better
- Lemonthe original
- Coconutfits about as well
Fit is the average pairing score against flour, butter, egg. 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.
More puff pastry recipes
You might also like
Lemon Cake228 recipes
Lemon Ice147 recipes
Lemon Sherbet103 recipes
Lemon Custard64 recipesThe free Flavor Lab newsletter: one surprising pairing a week and the molecular reason it works, in 60 seconds. No spam, unsubscribe anytime.
Prefer an account? Create a free account to save pairings and unlock the full chemistry.