Sourdough Discard Brownies With Cocoa

Highlighted under: Baked Bliss

I love whipping up a batch of Sourdough Discard Brownies With Cocoa whenever I have some extra sourdough starter lying around. These brownies are incredibly fudgy, packed with rich chocolate flavor, and use up that leftover starter perfectly. The sourdough adds a deliciously unique depth, balancing out the sweetness in a way that keeps you coming back for more. Plus, they’re super easy to make, which means I can serve them at a moment’s notice for family or friends. Trust me, these will become a go-to recipe in your home!

Hallie Foster

Created by

Hallie Foster

Last updated on 2026-01-22T09:19:13.833Z

When I first decided to experiment with sourdough discard, I never imagined I'd be creating such rich brownies. The combination of cocoa and the tangy notes from the sourdough really complements each other, resulting in a dessert that's both decadent and a little tangy. Plus, I love knowing I’m minimizing waste in my kitchen!

One tip I found useful while perfecting this recipe is to mix the batter just until combined to keep the brownies moist and fudgy. The addition of chocolate chips adds extra richness that truly takes them over the top. These brownies are a hit at every gathering!

Why You'll Love This Recipe

  • Indulgently fudgy texture that will satisfy any chocolate craving
  • Unique flavor from using sourdough discard that adds complexity
  • Quick and simple to prepare, making it great for any occasion

The Importance of Sourdough Discard

Using sourdough discard in these brownies not only helps to reduce waste, but it also enhances the flavor profile of the final product. The tangy taste of the sourdough balances the sweetness of the sugar, creating a more complex dessert that doesn't feel overly sugary. Additionally, the natural fermentation process contributes to a fudgier texture, making each bite melt in your mouth.

When choosing your sourdough discard for this recipe, consider the age of the starter. A more mature starter, which has been fed and allowed to ferment, brings out richer flavors compared to a fresher mix. However, if your discard is a bit old, don’t worry; the intense cocoa flavor and sugar will mask any overly sour notes.

Achieving the Perfect Texture

To ensure your brownies achieve that desired fudgy texture, it’s crucial not to overmix the batter once you combine the wet and dry ingredients. Overmixing can incorporate too much air, leading to a drier texture upon baking. Stir until just combined, and you’ll achieve the ideal dense consistency. Also, looking for a glossy finish in your batter indicates that it’s well-mixed without being overworked.

Another key to achieving perfectly fudgy brownies is in the baking time. Start checking for doneness at around 25 minutes by inserting a toothpick in the center. It should come out with a few moist crumbs attached but no wet batter. Baking for a minute or two longer can lead to a cakier result, so trust your instincts here.

Storing and Serving Suggestions

Once your brownies have cooled completely, you can store them in an airtight container at room temperature for up to four days. If you want to keep them for longer, freezing is a great option! Just wrap the individual brownies in plastic wrap before placing them in a freezer-safe bag. They can stay fresh for up to three months. When you're ready to enjoy, simply thaw at room temperature or pop them in the microwave for a few seconds for that fresh-baked taste.

These brownies are versatile for serving as well. You can enjoy them plain, dusted with powdered sugar, or even topped with a scoop of vanilla ice cream for an indulgent dessert. For a fun twist, consider adding nuts or swirls of peanut butter to the batter before baking. Experimenting with different mix-ins can make every batch unique!

Ingredients

Brownie Ingredients

  • 1 cup sourdough discard
  • 1/2 cup unsalted butter, melted
  • 1 cup granulated sugar
  • 2 large eggs
  • 1 teaspoon vanilla extract
  • 1/2 cup all-purpose flour
  • 2/3 cup cocoa powder
  • 1/2 teaspoon baking powder
  • 1/4 teaspoon salt
  • 1 cup chocolate chips
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Instructions

Preheat the Oven

Preheat your oven to 350°F (175°C) and grease a 9x9 inch baking pan or line it with parchment paper.

Mix Wet Ingredients

In a large bowl, whisk together the melted butter and granulated sugar until well combined. Add the sourdough discard, eggs, and vanilla extract. Mix until the mixture is smooth.

Combine Dry Ingredients

In a separate bowl, sift together the flour, cocoa powder, baking powder, and salt.

Combine and Fold

Slowly add the dry ingredients to the wet mixture, stirring until just combined. Be careful not to over mix! Fold in the chocolate chips.

Bake

Pour the batter into the prepared baking pan and spread it evenly. Bake for 25 minutes or until a toothpick inserted in the center comes out mostly clean.

Cool and Serve

Let the brownies cool in the pan for about 15 minutes before transferring them to a wire rack to cool completely. Cut into squares and enjoy!

Pro Tips

  • For an extra touch, sprinkle sea salt on top before baking for a delightful sweet and salty contrast.

Ingredient Alternatives

For those looking to adapt the recipe, there are several ingredient swaps that can work wonderfully. If you're out of unsalted butter, you can substitute it with an equal amount of coconut oil or vegetable oil, which will still give you a moist brownie. Additionally, if you prefer a less sweet option, consider reducing the sugar slightly or using a sugar substitute like coconut sugar.

If you're maintaining a gluten-free diet, swapping the all-purpose flour for a 1:1 gluten-free flour blend works perfectly. Just ensure the blend includes xanthan gum for the best structure. However, if you don’t have that on hand, almond flour or oat flour can be used, but keep in mind that the texture may vary slightly.

Troubleshooting Common Issues

If your brownies come out too dry, it’s often a sign of overbaking or an overly dry batter. Next time, reduce the baking time or check the consistency of your batter before transferring it to the pan. If it looks too thick, consider adding an extra tablespoon of melted butter or a splash of water to adjust the texture.

On the other hand, if your brownies are too gooey in the center after the recommended time, it may indicate that your oven's temperature is off. Use an oven thermometer to verify your settings. Alternatively, you can return them to the oven for a few additional minutes, keeping a close eye on them to avoid overbaking.

Questions About Recipes

→ Can I use store-bought sourdough starter?

Yes, a store-bought sourdough starter works just as well, ensuring you get that tangy flavor.

→ How do I store leftovers?

Store the brownies in an airtight container at room temperature for up to 4 days, or refrigerate to extend their shelf life.

→ Can I substitute the cocoa powder?

You can use Dutch-processed cocoa for a different flavor, but avoid substituting with chocolate syrup or other wet ingredients.

→ Can I add nuts to the brownies?

Absolutely! Feel free to fold in chopped nuts like walnuts or pecans for added crunch.

Sourdough Discard Brownies With Cocoa

I love whipping up a batch of Sourdough Discard Brownies With Cocoa whenever I have some extra sourdough starter lying around. These brownies are incredibly fudgy, packed with rich chocolate flavor, and use up that leftover starter perfectly. The sourdough adds a deliciously unique depth, balancing out the sweetness in a way that keeps you coming back for more. Plus, they’re super easy to make, which means I can serve them at a moment’s notice for family or friends. Trust me, these will become a go-to recipe in your home!

Prep Time15 minutes
Cooking Duration25 minutes
Overall Time40 minutes

Created by: Hallie Foster

Recipe Type: Baked Bliss

Skill Level: Easy

Final Quantity: 16 brownies

What You'll Need

Brownie Ingredients

  1. 1 cup sourdough discard
  2. 1/2 cup unsalted butter, melted
  3. 1 cup granulated sugar
  4. 2 large eggs
  5. 1 teaspoon vanilla extract
  6. 1/2 cup all-purpose flour
  7. 2/3 cup cocoa powder
  8. 1/2 teaspoon baking powder
  9. 1/4 teaspoon salt
  10. 1 cup chocolate chips

How-To Steps

Step 01

Preheat your oven to 350°F (175°C) and grease a 9x9 inch baking pan or line it with parchment paper.

Step 02

In a large bowl, whisk together the melted butter and granulated sugar until well combined. Add the sourdough discard, eggs, and vanilla extract. Mix until the mixture is smooth.

Step 03

In a separate bowl, sift together the flour, cocoa powder, baking powder, and salt.

Step 04

Slowly add the dry ingredients to the wet mixture, stirring until just combined. Be careful not to over mix! Fold in the chocolate chips.

Step 05

Pour the batter into the prepared baking pan and spread it evenly. Bake for 25 minutes or until a toothpick inserted in the center comes out mostly clean.

Step 06

Let the brownies cool in the pan for about 15 minutes before transferring them to a wire rack to cool completely. Cut into squares and enjoy!

Extra Tips

  1. For an extra touch, sprinkle sea salt on top before baking for a delightful sweet and salty contrast.

Nutritional Breakdown (Per Serving)

  • Calories: 380 kcal
  • Total Fat: 26g
  • Saturated Fat: 15g
  • Cholesterol: 195mg
  • Sodium: 85mg
  • Total Carbohydrates: 32g
  • Dietary Fiber: 3g
  • Sugars: 24g
  • Protein: 6g