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Sourdough Puff Pastry made With Discard Starter

This sourdough puff pastry is made with discard sourdough starter, rolled with butter to make the lightest, flakiest layers. The sourdough starter adds a tang, and I also give the pastry and overnight ferment to make it better for digestibility and easier to roll out.

Two pieces of flaky, sourdough puff pastry stacked on each other, showing a detailed close-up of their airy, layered interior on a neutral background.

Discard starter pastry

There’s no need to feed your sourdough starter for this pastry, an unfed or discard starter is best. The pastry relies on bacteria in the starter to ferment the flour, not the yeast component of a starter. It’s the water that evaporates from the butter that gives puff pastry its rise.

Usually, puff pastry needs hours resting between each couple of turns to rest the gluten. This sourdough puff pastry requires a shorter amount of refrigerated resting during the folds, only really to keep the butter chilled.

A hand holds a flaky, golden pastry broken in half, showing its airy, layered interior. The background is a neutral, textured surface with more pastries on brown parchment paper.

The components of puff pastry

Puff pastry has two main parts – the détrempe which is the dough (in this case, a sourdough dough) and the butter block (the beurrage.) The puff pastry is rolled out and folded multiple times to create the layers, and the ‘puff’. The fermented sourdough base dough is so pliable and doesn’t resist rolling the way that regular dough often can if it’s not allowed to rest.

Method

  1. The first step is to make the détrempe which is really easy to hand knead into a smooth and slightly tacky dough. I place this in the fridge for 8-20 hours to ferment, but you can cut this down to 1-2 hours if you like.
  2. Place butter between two sheets of parchment. Use a rolling pin to pound and shape it into a neat 6″ square. Chill until cold but still pliable.
Hands rolling out dough with a rolling pin on a marble surface, with a bowl of flour nearby.
  1. Once the dough has chilled, roll it into a 9″ rectangle.
A slab of butter is placed on a sheet of rolled-out dough on a marble surface, with a bowl of flour nearby.
  1. Place chilled, pliable butter in the center
A pair of hands folding dough over a block of butter on a marble surface, with a small bowl of flour nearby.
  1. Fold the dough over the butter from all sides, sealing the edges so the butter is fully wrapped.
Hands rolling out folded dough with a rolling pin on a floured marble surface, with a bowl of flour nearby.
  1. Gently roll into a long rectangle.
A pair of hands uses a rolling pin to flatten a rectangular sheet of dough on a lightly floured, marble-like surface. A bowl of flour sits in the upper left corner.
  1. Focus on keeping an even thickness.
Hands folding a sheet of dough on a floured marble surface, with a rolling pin and a bowl of flour nearby.
  1. Fold the top third down.
A pair of hands folding a sheet of dough on a floured surface, with a rolling pin and a bowl of flour nearby.
  1. Fold the bottom third up. This was a single turn.
Hands rolling out folded dough with a rolling pin on a floured marble surface; a bowl of flour sits in the corner.
  1. Rotate the dough 90°, roll again into a rectangle, fold again into thirds. This completes 2 turn.
  1. Wrap the dough and chill for 20–30 minutes to keep butter cold and relax the gluten. Continue with 4 more turns, so there are 6 in total, chilling between every 2 turns. 
  2. Chill the dough for a minimum of 2 hours in the refrigerator after the final turn.
A hand holds a block of sourdough puff pastry cut in half, showing thin, even layers inside against a light, slightly marbled background.

Cooking temperature and time

The cooking temperature and time will depend on the recipe you use the puff pastry in. Puff pastry does best in an initially hot oven of around 200°C/400°F to allow the pastry to puff up nice and big. The time needed for this depends on how the puff pastry is being used. A good puff pastry will quadruple in height, and butter leakage should not be an issue. If you find your pastry is leaking, or it’s not rising well it is probably the butter that hasn’t been incorporated evenly.

A hand holding a flaky, golden-brown croissant half, showing its airy, layered interior. The background is light with a piece of parchment paper underneath.

Storing

Unbaked puff pastry can be frozen for up to 4 months to use at a later date. If you’re freezing it, let it thaw in the refrigerator or at room temperature before rolling it out. Don’t let the dough warm up so the butter doesn’t melt and the dough becomes too floppy to use. This recipe makes around 600g. It can be easily doubled if you’d like to make extra pastry for future uses.

Puff pastry recipes

Two of my favorite ways to use puff pastry are by making flaky Elephant Ear Cookies (Palmiers) or apple hand pies! Or, see below for more sourdough discard recipes.

A close-up of a halved sourdough puff pastry made with sourdough puff pastry, showing its golden, flaky, and airy layers, highlighting the light and crispy texture of the pastry.

Sourdough Puff Pastry

Elien Lewis
Flaky sourdough puff pastry. This recipe makes around 600g puff pastry. It can easily be doubled to make extra to freeze for future use.
4.75 from 60 votes
Prep Time 1 hour
Fermenting and Chilling Time 12 hours
Total Time 13 hours
Course Main Course
Cuisine French
Servings 600 g
Calories 219 kcal

Ingredients
  

  • 225 g all-purpose flour
  • 60 g sourdough discard starter
  • 100 g cold water
  • 1/2 tsp salt 1/4 teaspoon if using salted butter
  • 30 g butter

Butter packet

  • 200 g butter

Instructions
 

Day 1

  • In a bowl, add the flour, sourdough starter, water, and salt and knead it into a shaggy dough. Bring it onto a clean work surface and knead it to bring into a dough ball. Work in 30g butter and knead for 4-5 minutes into a smooth ball then place it in an airtight container in the refrigerator for 8-20 hours. 225 g all-purpose flour, 60 g sourdough discard starter, 100 g cold water, 1/2 tsp salt, 30 g butter

Day 2

  • Take two sheets of parchment paper. Fold or crease the parchment into a 15cm/6inch “packet”. Lay the slices of butter on one sheet of parchment and place the second sheet on top. Using a rolling pin, pound the butter out into the square, push and nudge the butter into the corners so it fills the packet evenly. 200 g butter
  • Place the butter rectangle in the refrigerator for around 10 minutes to firm up slightly, but ensure it’s still a little pliable and not rock hard.  If you're making the butter block in advance, take it out 15 minutes before you laminate the dough, to slightly soften. You want the butter and dough to be similar consistency.

Laminating

  • Take the dough from the refrigerator and roll it out in front of you into a 23cm (9") square. Take the cool butter and set it in the center of the dough at a 45° angle, so it looks like a diamond inside the larger dough square.
  • Fold the four corners of the dough over the butter, meeting in the middle.Pinch or press the seams together so the butter is fully enclosed, no gaps.
  • Gently push with a rolling pin a few times along the length of the dough to help work in the butter. Roll the pastry out into a rectangle and fold it into thirds, like a pamphlet. That was a single turn.
  • Rotate the dough 90°, roll again into a rectangle, fold again into thirds. This completes 2 turn. Wrap the dough and chill for 20–30 minutes to keep butter cold and relax the gluten. Continue with 4 more turns, so there are 6 in total, chilling between every 2 turns. 
  • After all the turns are completed, let the dough chill for a minimum of 2 hours in the refrigerator before rolling it for baking.

Baking Temperature and Time

  • The baking temperature and time will depend on the recipe you use the puff pastry in. Puff pastry does best in a hot oven of around 200°C/400°F to allow the pastry to puff up nice and big.

Notes

The puff pastry can be frozen for up to 4 months to use at a later date. If you’re freezing it, let it thaw in the refrigerator or at room temperature before rolling it out. Don’t let the dough warm up so the butter doesn’t melt or the dough becomes too limp to work with.

Nutrition

Serving: 100gCalories: 219kcalCarbohydrates: 17gProtein: 3gFat: 16gSaturated Fat: 10gPolyunsaturated Fat: 5gTrans Fat: 1gCholesterol: 41mgSodium: 339mgFiber: 1g
Keyword Sourdough
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50 Comments

  1. I wondered if I could this dough for apple turnovers. My family is pretty sure you can’t use discard to make puff pastry and they still taste like original puff. I really want to try this recipe cause I made your croissants and they were divine. Just wondered how the texture is?

    1. Hey Marie, you can use this for turnovers yup! The discard brings an acidic component to the dough that makes it slightly more tender. It’s not there for any flavour or rising or anything so it will still taste like regular puff 🙂

  2. 5 stars
    It’s perfect, 10/10. At first I was worried it would have that tangy sourdough taste to it….but honestly its better than Pillsbury or any store bought puff pastry. I made these and stuffed them with all types of things, baked at 400 for 20 minutes and they were PERFECT! Super flaky, puffy and thick and SOFT…..Even on my first try this recipe was so easy to follow and was a HUGE hit for new years…..THANK YOU!!

  3. You didn’t say but did you use a mixer to get the dough to ball? Mixer speed? Thank you
    As you can tell I’m new to this.

  4. 4 stars
    I was more than a little bit concerned trying this recipe. This was my first puff pastry dough adventure, yet the recipe seems to have turned out very well and I learned even more in the actual doing of it. Try this one and you will like it! Well done, ma’am!

  5. Hi there I was so excited to try out this recipe. I still have one more roll and turn to go but it has been a huge butter mess for me. I’m not sure what happened lol I followed everything exactly I did two Separate doughs and one is a little better but the butter is just coming out from everywhere. I’m just worried I won’t be able to use it.

    1. Hey, it might be too warm if the butter is squishing out! Chill it until it firms up before rolling

4.75 from 60 votes (58 ratings without comment)

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