Simple Sourdough Discard Pie Crust Recipe

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Nothing says comfort food quite like a homemade pie. Light and tender, it’s the perfect envelope for any pie-filling goodness. But what can make a sweet apple pie or a savory chicken pot pie even better? A flaky pie crust, a flavorful sourdough discard pie crust, one you’ll make from time to time once you nail it down. Just as delicious, my grandma’s knock-out pie crust recipe got a bit healthier with the added bonus of sourdough flavor.

Since I love sourdough so much, it just made sense to take my grandma’s great pie crust recipe and give it a small update. Now it’s the only crust I use for my strawberry and rhubarb pies, chicken pot pies, cast iron quiches, and salted caramel apple hand pies. This recipe is for a double pie crust. Use both for a top crust and bottom crust or use one for all your single crust pies and freeze the other for later.

Sourdough Discard Pie Crust in a pie plate with a rolling pin near by

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Sourdough Discard Pie Crust in a pie plate with a rolling pin near by

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Why You’ll Love This Recipe:

This recipe makes enough dough for two pie crusts. Use both for a double-crust pie or just one now and freeze the other for later. You’ll always have a crust ready. You’ll love it because:

  • It’s versatile – This easy pie crust works for both sweet and savory pies. Try it with a sweet apple pie, a hearty chicken pot pie. It’s flaky and sturdy enough for all your favorite pies.
  • It’s Quick – You don’t have to run to the store every time you need a frozen pie crust. This one comes together fast in a food processor, and you can make it ahead and store it in the fridge or freezer so a crust is always ready when you are.
  • It’s a no-waste recipe – This flaky crust is an easy way to put your extra sourdough discard to good use.

Ingredients & Substitutions

* To find precise measurements, scroll to the bottom of this post to find the recipe card*

  • All-purpose flour: I used all-purpose flour for this recipe, but if you have pastry flour, that’s even better! Swap it in using the same amount.
  • Butter: You can’t make a butter pie crust without butter! Keep it really cold. I like to cut my butter into big chunks straight from the freezer so it stays cold while mixing.
  • Lard: Lard isn’t super common these days, but my grandma and I swear by it. It has a higher melting point than butter, so it doesn’t melt as quickly in the dough. That means you don’t have to be super careful when handling it. If you don’t have lard, you can swap it for the same amount of shortening or extra butter. Make sure it’s cold.
  • Salt: Any unrefined salt will do, but I like Redmond’s unrefined salt for some extra minerals!
  • Baking Powder: Not a usual ingredient in pie crusts, but it really helps. It gives the crust a tiny lift, making it lighter and flakier.
  • Sourdough Starter Discard: I’ve found that discard that’s about 24–48 hours old works best, but older discard will give you a tangier flavor. You can even use an active starter.
  • Ice Water (optional): Depending on your discard, you might not need it at all. Only add ice water if the dough isn’t coming together. I just pour water with a few ice cubes into a bowl and add 1 tablespoon at a time, mixing until the dough forms. It usually doesn’t take much.

How to Make Sourdough Discard Pie Crust Dough:

  1. Before you start, measure 1/3 cup of lard and put it in the freezer for at least 10 minutes to chill. *If you’re only using butter, you can skip this step.
dry ingredients in food processor
  1. Next, add 1 3/4 cups of flour, 1 tsp salt, and 1/2 tsp baking powder to your food processor.
Flour mixture and pea-sized butter in food processor
  1. Cut 1/2 cup of cold butter into cubes. Add the butter and the smaller pieces of chilled lard to the food processor. Pulse on the dough or low setting until the mixture looks crumbly, about 15 seconds.
sourdough discard added to food processor
  1.  Add 1/2 cup cold sourdough discard or active starter and mix until the dough comes together. If the dough isn’t forming after about 30 seconds of mixing, add ice-cold water 1 tablespoon at a time, mixing in short bursts until it holds together.
sourdough discard pie crust dough in food processor
  1. Once the dough has formed, remove it from the food processor and roll it into a ball.
Sourdough discard pie crust in cling wrap
  1. Cut it in half with a bench scraper or a sharp knife. Roll each half into a smaller ball and gently flatten with your hand.
  2. Cover each piece with plastic wrap and refrigerate for at least 1 hour to chill.

How to Roll Sourdough Discard Pie Crust Dough:

  1. Take the dough out of the fridge and let it sit at room temperature for about 15 minutes.
  2. Unwrap the dough and place it on a lightly floured surface.
  3. With a floured rolling pin, roll from the center outward. Turn the dough a quarter turn and roll again.
  4. After rolling the dough all the way around, sprinkle more flour on your work surface to keep it from sticking.
  5. Sometimes I flip the dough over and continue rolling until it’s about 1/8 inch thick.
  6. To get the dough into a 9-inch pie dish, roll it onto your pin, then use your hands to carefully guide and position it so it sits nicely in the pan. Done!
sourdough discard pie crust rolled out with a rolling pin
sourdough discard pie crust in a pie plate

How to Store

You can use this pie crust after just 1 hour in the fridge. Not ready to bake yet? No problem. It will keep in the fridge for up to 4 days. To freeze the dough, wrap it tightly in plastic wrap and put it in a freezer bag. It will keep in the freezer for up to 3 months.

sourdough discard pie crust with excess dough

How to Use this Sourdough Discard Pie Crust Recipe:

This buttery sourdough pie crust is the perfect recipe for all your favorite pies – sweet or savory pie fillings!

Sweet Pies 

This tender pie crust would be perfect on any double crust pie like your favorite fruit pies, pumpkin pie, or my Strawberry Rhubarb Sourdough Pie or easy Apple Galette!

Savory Pies

This butter crust is also delicious when made with your favorite savory pie filling! I love to use it with my mom’s chicken pot pie or to make my Cast Iron Quiche!

McKenna’s Helpful Tips

  • Keep everything cold: Make sure your butter, lard, and sourdough discard are really cold before mixing. Cold fat creates those flaky layers when it melts in the oven.
  • Don’t overwork the dough: Mix just until the dough comes together. Overworking develops gluten, which makes the crust tough instead of light and tender.
  • Rest before rolling: Chill the dough at least an hour before rolling. This makes it easier to handle, prevents shrinking, and keeps the crust tender when baked.

FAQs

What kind of flour is best for sourdough pie crusts?

For this recipe, I used all-purpose flour, but pastry flour is another great option. These two types of flour are the best for pastry making because of their low gluten content. Less gluten equals a flakier, more tender, and light pie crust. So skip the bread flour for this recipe.

Why do ingredients have to be cold for a pie crust?

It’s important to keep the butter, lard, and sourdough discard or active starter as cold as possible while making the dough because you don’t want the butter to melt too soon. Instead, you want the butter to steam and puff up in the oven while it bakes. That’s what creates all those light, flaky layers in a good pie crust.

Do I need to blind bake this homemade pie crust?

You don’t usually need to blind bake a sourdough discard pie crust because most pies, like fruit pies or savory pies, bake long enough with the filling for the crust to cook through on its own.

Can this sourdough pie crust dough be made without a food processor?

Yes! You can make this dough by hand if you don’t have a food processor. Do this: Put the dry ingredients in a large mixing bowl. Add the butter and lard in large pieces.
Use a pastry blender to cut the butter and lard into pea-sized pieces.
Stir in the sourdough discard with a wooden spoon until the dough starts to come together.
If needed, add ice-cold water one tablespoon at a time until the dough forms a ball. You may need to use your hands to finish shaping it.

YouTube video
Sourdough Discard Pie Crust in a pie plate with a rolling pin near by

Sourdough Pie Crust Recipe


Yield: 16 slices
Prep Time: 5 minutes
Chill Time: 1 hour
Total Time: 1 hour 5 minutes

Nothing says comfort food quite like a homemade pie. It's the perfect envelope for any pie-filling goodness! Flaky and flavorful, my grandma's knock-out pie crust recipe got a bit healthier with the added bonus of sourdough flavor.

4.59 from 24 votes
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Enter your email below, and we’ll send it straight to your inbox! Plus, you’ll get my newest sourdough recipes and best tips every week!

Equipment

Ingredients

  • 240 grams all-purpose flour 1 3/4 cups
  • 6 grams salt 1 teaspoon
  • 3 grams baking powder 1/2 teaspoon
  • 113 grams unsalted butter, frozen 1/2 cup
  • 60 grams lard ** see substitutions below 1/3 cup
  • 140 grams sourdough discard, cold heaping 1/2 cup
  • ice cold water optional (1 teaspoon at a time)

Instructions

How to Make Sourdough Discard Pie Crust:

  1. Before you begin this recipe, measure the lard in a measuring cup and place it in the freezer for at least 10 minutes to chill.
    60 grams lard ** see substitutions below
  2. Next, put flour, salt, and baking powder in the food processor.
    240 grams all-purpose flour, 6 grams salt, 3 grams baking powder
  3. After 10 minutes, remove the lard from the freezer. Cut the frozen butter into cubes and place the butter and smaller pieces of lard in the food processor.
    113 grams unsalted butter, frozen
  4. Mix on dough or low setting until the mixture looks crumbly, about 15 seconds.
  5. Add the COLD discard to the food processor and mix again on dough until the dough forms.
    If the dough doesn't come together after mixing for at least 30 seconds, you may need to add ice-cold water. Continue adding teaspoon of ice water (one at a time) and mixing until the dough is formed.
    140 grams sourdough discard, cold, ice cold water
  6. Remove the dough from the food processor and cut in half with a bench scraper or a sharp knife. Roll each section into two dough balls and flatten with your hands.
  7. Cover each piece with plastic wrap and pop them into the refrigerator to chill for at least one hour.
    You can store it in the fridge for up to 3 days to long-fermented the pie dough.

How to Roll Sourdough Discard Pie Crust:

  1. Pull the dough out of the fridge and bring it to room temperature (about 15 minutes) for easy rolling.
  2. Unwrap the pie dough and place it on a lightly floured surface.
  3. With a floured rolling pin, roll from the center outward. Then turn the dough a quarter turn and repeat rolling.
  4. After rolling the dough full circle, add more flour to your work surface – you don't want the dough to stick!
  5. Flip the dough to the other side and roll it out until it is nice and thin, about 1/8 inch thick and a 12-inch circle.
  6. Using your rolling pin is the best way to maneuver your pie dough into a 9-inch pie dish! Roll the dough onto the rolling pin and unroll in the pie plate. Easy!

Notes

Recipe Tips

  • This pie crust can be used after just 1 hour of chilling in the fridge. Not ready to bake? No problem! It keeps in the fridge for up to 3 days.
  • To freeze the dough, keep it wrapped in cling wrap and place it in a freezer bag to freeze for up to 3 months.
  • All-purpose or pastry flour is best for this recipe.
  • I tend to use discard that is 24-48 hrs old. If you are looking for a more sour taste, you can use older discard.
  • No lard on hand? Swap out for equal amounts in grams of shortening or more butter.
  • This sourdough discard pie crust recipe can be made by hand. Look above for step-by-step directions.

FREQUENTLY ASKED QUESTIONS:

What kind of flour is best for sourdough pie crusts?

For this recipe, I used all-purpose flour, but pastry flour is another great option. These two types of flour are the best for pastry making because of their low gluten content. Less gluten equals a flakier, more tender, and light pie crust. So skip the bread flour for this recipe.

Why do ingredients have to be cold for a pie crust?

It is important to keep the butter, lard, and sourdough discard as cold as possible while creating the pie dough because our goal is to not melt the butter. Instead, we want the butter to burst in the oven while baking. This is how we get all those light, flaky layers in a delicious pie crust.
If the butter melts in the dough before being baked, it can lead to a tough and dense pie crust.
DO I NEED TO BLIND BAKE THIS HOMEMADE PIE CRUST?
I would suggest following the recipe that you are trying to bake. If it does call for blind baking, it is quite simple!Roll out the pie dough and drape it on your pie plate. Lay parchment paper on the dough and pour the pie weights on top and bake for the recommended time. If you don’t have pie weights, dried beans or rice are great alternatives.

CAN THIS SOURDOUGH PIE CRUST DOUGH BE MADE WITHOUT A FOOD PROCESSOR?

Making sourdough crust in a food processor is so simple, but if you don’t have a food processor, don’t fret! With a few extra steps, this recipe can be made by hand.
Place dry ingredients in a large mixing bowl and add the large pieces of butter and lard to the flour mixture. Using a pastry blender, cut the butter and lard until pea-sized. Pour in the discard and mix with a wooden spoon until combined. If needed, mix in ice-cold water until dough is formed. You may need to use your hands to form the dough into a ball.

Nutrition

Calories: 140kcal | Carbohydrates: 13g | Protein: 2g | Fat: 9g | Saturated Fat: 6g | Polyunsaturated Fat: 0.4g | Monounsaturated Fat: 2g | Trans Fat: 0.4g | Cholesterol: 23mg | Sodium: 191mg | Potassium: 19mg | Fiber: 0.5g | Sugar: 0.05g | Vitamin A: 270IU | Calcium: 16mg | Iron: 1mg
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4.59 from 24 votes (24 ratings without comment)

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16 Comments

  1. This is a beautiful post…lovely photos! I have some dehydrated started that I need to get going. I miss my sourdough. Thanks for inspiring me!

  2. Hi my name is Rebecca Maynard, I am new at making this kind of crust, so my tendency is follow the recipe faithfully. But I got confused because you mention 60g of lard on the ingredients but them on the instructions I don’t see at all there. Anyway, I just made one batch without the lard because I was in doubt…I hope it turn out well
    Thanks

  3. I was in a pinch used butter instead of lard crust come out beautifully. I made four 4” crusts with half of the dough. I’ve always been intimidated to make my own pie crust this recipe was super easy to work with!

    1. Yes! You can use a dairy-free margarine in place of butter. Keep in mind that the texture might be slightly different—margarine usually has a higher water content than butter, so the crust may be a little less flaky, but it will still taste great!

    1. Tallow could work as a substitute for lard! It will give a slightly richer, beefier flavor, but in a savory pie crust it can be really tasty. For a neutral flavor, lard is usually milder, but tallow will still give you that flaky, tender texture you’re looking for.

  4. The recipe says under the ingredients list, 60 g of lard but then involve a 70 g. I’m confused as to how much to use.

    1. Thank you so much for pointing that out! That was a typo on my end — the correct amount is the one listed in the ingredient list. I’ve gone in and fixed the mistake. I really appreciate you taking the time to let me know!

    1. I’m so glad you loved it! Butter alone can make a wonderfully flaky and flavorful crust, and it sounds like it worked beautifully for you. Thanks for sharing your success!