Sourdough Discard Cinnamon Sugar Crisps are a delicious way to use leftover sourdough starter and turn it into a sweet, crunchy snack. These homemade crisps are made with simple baking ingredients, including sourdough discard, all-purpose flour, sugar, cinnamon, salt, and melted butter. Once the dough is rolled thin, coated with butter and cinnamon sugar, and baked until golden, it becomes a light and crispy treat with a lovely sweet flavor and a slight tang from the sourdough.

This recipe is perfect for anyone who keeps a sourdough starter at home and wants to avoid wasting the extra discard. Instead of throwing it away, you can use it to make something delicious with very little effort. You do not need to prepare a fresh loaf of bread, wait for the dough to rise, or follow a long fermentation process. Simply mix the ingredients, roll the dough, add the cinnamon sugar, cut it into pieces, and bake.

These crisps are ideal for afternoon snacking, serving with tea or coffee, or enjoying as a light dessert after a meal. Their thin shape makes them easy to handle, while the buttery coating and warm cinnamon flavor give them a taste similar to a sweet baked cracker. They are also easy to prepare in advance and store for later.

Why You Will Love These Sourdough Discard Cinnamon Sugar Crisps

There are many reasons to add this recipe to your collection of easy sourdough discard treats. First, it uses a small number of everyday ingredients that are often already available in the kitchen. You do not need any special equipment apart from a mixing bowl, rolling pin, baking sheet, and oven.

Another reason to love this recipe is its simple preparation. Unlike sourdough bread, which needs time to ferment and rise, these cinnamon sugar crisps can be prepared and baked in about 30 minutes. This makes them a good choice when you want a homemade snack without spending hours in the kitchen.

The flavor is another highlight. Sourdough discard brings a gentle tang, sugar adds sweetness, cinnamon gives a warm aroma, and melted butter creates a rich taste. Together, these ingredients produce a balanced snack that is sweet without being complicated.

The thin dough also gives the crisps their signature crunch. When rolled evenly and baked properly, the pieces become golden and crisp around the edges. After cooling, they firm up further and develop the crunchy texture that makes them enjoyable.

Most importantly, this recipe helps you make better use of your sourdough starter. If you regularly feed your starter, you may have leftover discard several times a week. Making cinnamon sugar crisps gives you another practical way to use it instead of throwing it away.

What Are Sourdough Discard Cinnamon Sugar Crisps?

Sourdough discard cinnamon sugar crisps are thin baked snacks made from sourdough starter discard and a few basic baking ingredients. The dough is rolled into a thin sheet, brushed with melted butter, covered with cinnamon sugar, cut into small pieces, and baked until golden.

They are different from traditional cookies because they are designed to be crisp rather than soft or chewy. They are also different from regular sourdough crackers because the cinnamon and sugar give them a sweeter, dessert-like flavor.

The sourdough discard adds moisture and a mild fermented taste. However, the recipe does not rely on the discard to make the dough rise. There is no need to wait for the dough to ferment after mixing, so you can move directly to rolling and baking.

The final result is a simple homemade snack with a crunchy texture, a buttery finish, and a pleasant cinnamon aroma. The pieces can be cut into squares or other shapes, making them easy to serve in a bowl or arrange on a dessert plate.

Understanding Sourdough Discard

Sourdough discard is the portion of sourdough starter that is removed before the remaining starter is fed with fresh flour and water. This step helps maintain the starter at a manageable size and keeps the balance of ingredients under control.

Although the removed portion is commonly called discard, it can still be useful in many recipes. It contains flour, water, and the flavors developed during fermentation. Depending on how long it has been stored and how frequently the starter is fed, its flavor may be mild or more noticeably tangy.

In this recipe, the discard provides moisture and contributes to the taste of the dough. It works alongside the all-purpose flour to form a mixture that can be rolled into a thin sheet.

For the best results, use sourdough discard that has been stored and handled properly. It should have a normal sourdough smell and no signs of mold or unusual discoloration. If the discard smells rotten or shows visible mold, do not use it.

One useful feature of this recipe is that the discard does not need to be freshly fed and active. Since the dough is not expected to rise, you can use suitable unfed discard without planning an additional fermentation period.

Ingredients You Need for This Recipe

This recipe uses seven simple ingredients or ingredient groups. Each one has a purpose in creating the right texture and flavor.

Sourdough discard: One cup of sourdough discard forms the moist base of the dough. It contributes a mild tang that balances the sweetness of the cinnamon sugar.

All-purpose flour: One cup of all-purpose flour gives the dough structure. It helps create a sheet that can be rolled thinly, cut into pieces, and baked until crisp.

Sugar: Two tablespoons of sugar are mixed into the dough to provide sweetness. Additional sugar is used on the surface with cinnamon for the finishing coating.

Cinnamon: One teaspoon of cinnamon is added to the dough. More cinnamon can be combined with sugar for sprinkling over the top. This creates a warm, sweet flavor throughout the crisps.

Salt: A pinch of salt balances the sweetness and helps bring out the other flavors.

Melted butter: Two tablespoons of melted butter are brushed over the rolled dough. The butter adds richness, helps the cinnamon sugar stick, and supports browning during baking.

Additional sugar and cinnamon: These are sprinkled over the buttered dough before baking. They create the sweet coating that gives the finished crisps their signature flavor.

Keeping the ingredient amounts as listed helps maintain the intended balance of moisture, sweetness, and texture.

How to Make Sourdough Discard Cinnamon Sugar Crisps

Making these crisps is straightforward, even if you are new to sourdough baking. The most important things to remember are to mix the dough gently, roll it thinly, spread the topping evenly, and watch the oven near the end of baking.

Step 1: Prepare the Oven and Baking Sheet

Start by preheating your oven to 350°F (175°C). Give the oven enough time to reach the correct temperature before baking.

Line a baking sheet with parchment paper and set it aside. The parchment helps prevent the cinnamon sugar from sticking to the baking sheet and makes cleanup easier.

Preparing the baking sheet before mixing the dough is helpful because the remaining steps can be completed without interruption. Once the dough is cut into pieces, you can transfer them directly to the prepared tray.

Step 2: Mix the Dough Ingredients

Take a mixing bowl and add one cup of sourdough discard, one cup of all-purpose flour, two tablespoons of sugar, one teaspoon of cinnamon, and a pinch of salt.

Mix everything until the ingredients come together to form a workable dough. Make sure the flour and seasonings are distributed throughout the mixture.

The dough should be easy enough to handle and roll. It does not need to be kneaded for a long time because this recipe is intended to make thin, crunchy crisps rather than soft bread.

If the dough feels a little sticky, keep a small amount of flour nearby for dusting your work surface. Avoid adding too much extra flour directly to the mixture, as this may change the dough’s texture.

Step 3: Roll the Dough Thinly

Lightly flour a clean work surface and place the dough on it. Use a rolling pin to flatten the dough into a thin sheet, aiming for approximately one-eighth of an inch thick.

Try to keep the thickness even across the entire sheet. This is important because thin sections bake faster than thick sections. If some areas are much thicker than others, the crisps may not finish baking at the same time.

Roll gently, working from the center toward the edges. If the dough sticks to the rolling pin, lightly dust the pin or work surface with flour.

Take your time with this step. A uniformly thin sheet is one of the best ways to achieve a crunchy result without overbaking the edges.

Step 4: Brush with Melted Butter

Once the dough has been rolled, brush the surface with two tablespoons of melted butter.

Spread the butter as evenly as possible, covering the surface with a light coating. The butter adds a rich flavor and helps the cinnamon sugar stay in place during baking.

You do not need to soak the dough in butter. Too much butter may leave the finished crisps greasy instead of dry and crunchy.

Make sure the surface is covered well enough for the sugar mixture to stick, especially around the edges.

Step 5: Add the Cinnamon Sugar

Sprinkle additional sugar and cinnamon over the buttered dough. Spread the mixture across the entire surface so each piece will have some of the sweet topping.

The amount can be adjusted to your preferred taste, but keep the coating reasonably even. Thick piles of sugar in certain areas may brown more quickly than the rest of the dough.

As the crisps bake, the cinnamon releases its warm aroma while the sugar melts and helps create a lightly caramelized surface.

This topping is what makes the recipe taste like a sweet cinnamon snack rather than a plain sourdough cracker.

Step 6: Cut the Dough into Small Pieces

Use a sharp knife or pizza cutter to cut the dough into small squares or your preferred shapes.

Squares are convenient because they are easy to cut and arrange on a baking sheet. You can also make rectangles or diamonds if you want a different appearance.

Try to keep the pieces close to the same size. Evenly sized pieces are more likely to bake at a similar rate, helping you avoid a mixture of overbaked and underbaked crisps.

There is no need to make every piece perfect. Slightly uneven edges give homemade crisps a simple, rustic appearance.

Step 7: Arrange the Pieces on the Baking Sheet

Carefully transfer the cut pieces to your parchment-lined baking sheet. Arrange them in a single layer so they have enough space to bake evenly.

Avoid piling the pieces on top of one another. Each crisp needs direct exposure to the oven’s heat to lose moisture and develop its crunchy texture.

If the pieces do not fit comfortably on one tray, use another baking sheet rather than crowding them together.

Before placing the tray in the oven, check that the pieces are spread out and that the cinnamon sugar remains on the surface.

Step 8: Bake Until Golden and Crisp

Place the baking sheet in the preheated oven and bake for 15–20 minutes.

Begin checking the crisps toward the earlier end of the baking time. The exact time depends on the thickness of the dough, the size of the pieces, and how your oven distributes heat.

Look for lightly golden edges and a surface that appears dry. The crisps should no longer look wet or soft in the center.

If some pieces are thinner than others, they may finish baking first. Remove any pieces that are already golden and allow the thicker ones to bake a little longer if necessary.

Keep a close eye on the tray near the end of the cooking time because the sugar can darken quickly. You want a golden finish rather than a burnt coating.

Step 9: Allow the Crisps to Cool

Remove the baking sheet from the oven and let the crisps cool completely.

They may feel slightly flexible while still warm, but they will become firmer as they cool. This happens as the remaining moisture escapes and the cinnamon sugar coating sets.

Avoid judging the final texture immediately after removing the tray from the oven. Give the crisps enough time to reach room temperature before deciding whether they are crunchy enough.

Once cool, the pieces should be light, crisp, and easy to break with a gentle bite.

Step 10: Store for Later

After the crisps have cooled completely, transfer them to an airtight container.

Keep the container sealed between servings to protect the crisps from moisture in the air. This is especially important in humid weather, when thin baked snacks can soften more quickly.

If the crisps lose some of their crunch during storage, you can place them in a warm oven briefly to help restore their texture. Allow them to cool again before returning them to the container.

The Secret to Perfectly Crunchy Crisps

The key to making these crisps successfully is controlling the dough thickness. Since the pieces are thin, they do not need a long baking time. However, if the dough is too thick, the centers may remain softer even when the edges look golden.

Roll the dough as evenly as possible, and check the tray carefully as the baking time approaches its end. A little attention during these stages can make a noticeable difference in the final result.

The topping also matters. A light, even layer of melted butter helps the cinnamon sugar stick to the dough without making it greasy. Spreading the sugar evenly helps prevent a few pieces from becoming much darker than the others.

Finally, remember that cooling is part of baking. The crisps continue to firm up after they leave the oven, so give them enough time to cool before storing or serving them.

Flavor Variations to Try

The original cinnamon sugar flavor is simple and delicious, but there are a few optional ways to give the crisps a different taste.

• Cardamom sugar: Try a cardamom-sugar topping for a fragrant variation with a warm, slightly floral flavor.
• Citrus zest: A little citrus zest can add a fresh aroma that contrasts nicely with the sweetness of the topping.
• Extra cinnamon flavor: If you enjoy a stronger cinnamon taste, distribute the topping evenly over the dough instead of concentrating it in a few spots.

These are optional ideas for future batches. The original recipe remains based on sourdough discard, all-purpose flour, sugar, cinnamon, salt, butter, and the additional cinnamon sugar topping.

Best Ways to Serve Cinnamon Sugar Crisps

These homemade crisps are versatile enough to enjoy throughout the day. Serve them in a small bowl with tea, coffee, or hot chocolate for a simple afternoon snack.

They can also be placed on a dessert plate with fresh fruit or other small sweets. Their crunchy texture contrasts nicely with soft desserts, while the cinnamon flavor works well with other sweet foods.

For a casual gathering, arrange the crisps on a serving plate and let everyone help themselves. Their small size makes them convenient to share, and their golden color gives them an inviting homemade appearance.

They are also suitable for a quick snack when you want something sweet but do not feel like preparing a large dessert. Since they are thin and easy to handle, you can enjoy a few pieces without needing plates or cutlery.

Common Mistakes and How to Avoid Them

Rolling the dough too thick: Thick dough takes longer to dry and may remain soft in the center. Aim for approximately one-eighth of an inch throughout.

Using too much extra flour: Excess flour can make the dough dry and affect the final texture. Dust the work surface lightly instead of repeatedly adding flour to the dough.

Spreading the topping unevenly: Large piles of cinnamon sugar may brown too quickly. Distribute the topping across the dough as evenly as possible.

Crowding the baking sheet: Overlapping pieces may bake unevenly. Arrange the cut dough in a single layer.

Baking without checking: Thin crisps can brown quickly near the end. Start checking before the full 20 minutes have passed.

Skipping the cooling time: Warm crisps may still feel soft. Allow them to cool completely so they can develop their final crunchy texture.

Storing them while warm: Warm crisps can release steam inside the container, causing moisture to collect and soften the pieces. Always cool them completely before storing.

Tips for Preparing the Recipe Ahead of Time

These crisps are a convenient option when you want a homemade snack ready for later. You can prepare a batch in advance, allow it to cool fully, and store it in an airtight container.

For the best texture, keep the container sealed when the crisps are not being served. If they soften slightly, briefly warming them in the oven can help bring back some of their crunch.

If you regularly maintain a sourdough starter, this recipe can also become part of your usual discard routine. Rather than letting extra starter go to waste, save suitable discard for a batch of crisps whenever you have enough.

Because the recipe does not require a rising period, it is particularly useful when you want to bake something quickly. The total preparation and baking time is approximately 30 minutes, although the crisps need additional time to cool before storage.

Sourdough Discard Cinnamon Sugar Crisps

A sweet, buttery and crunchy snack made with leftover sourdough discard and a warm cinnamon sugar coating.

Prep time

10 minutes

Cook time

20 minutes

Total time

30 minutes

Servings:

4

Description

These sourdough discard cinnamon sugar crisps are thin, golden, and crunchy, with a buttery flavor and a sweet cinnamon coating. They are an easy way to use leftover sourdough starter and make a simple snack or dessert in about 30 minutes.

Duration

• Preparation time: 10 minutes
• Cooking time: 20 minutes
• Total time: 30 minutes
• Servings: 4

Ingredients

• 1 cup sourdough discard
• 1 cup all-purpose flour
• 2 tablespoons sugar
• 1 teaspoon cinnamon
• A pinch of salt
• 2 tablespoons melted butter
• Additional sugar and cinnamon for sprinkling

Instructions

1. Preheat the oven to 350°F (175°C). Line a baking sheet with parchment paper.
2. In a mixing bowl, combine the sourdough discard, all-purpose flour, sugar, cinnamon, and salt. Mix until a workable dough forms.
3. Lightly flour your work surface and roll the dough into a thin sheet about 1/8 inch thick. Keep the thickness as even as possible.
4. Brush the dough with melted butter, covering the surface evenly.
5. Sprinkle additional cinnamon and sugar over the dough, spreading the mixture across the surface.
6. Use a knife or pizza cutter to cut the dough into small squares or your preferred shapes.
7. Transfer the pieces to the prepared baking sheet and arrange them in a single layer.
8. Bake for 15–20 minutes, checking carefully near the end. The crisps should look golden and dry.
9. Remove from the oven and let the crisps cool completely so they become firm and crunchy.
10. Store the cooled crisps in an airtight container to help maintain their texture.

Tips & Tricks

• Roll the dough evenly and thinly for the best crunchy texture.
• Avoid adding too much extra flour, as it can make the dough dry.
• Spread the cinnamon sugar evenly to help the crisps bake consistently.
• Watch the oven carefully near the end because the sugar can brown quickly.
• Let the crisps cool completely before storing them.
• If they soften during storage, warm them briefly in the oven and allow them to cool again.
• For an optional flavor variation, try cardamom sugar or citrus zest.