Chewy Brownies With Sourdough Discard

Highlighted under: Cozy Collection

I absolutely love making these chewy brownies with sourdough discard! Not only do they eliminate food waste, but they also add a delightful tanginess to the rich chocolate flavor. Every time I make them, my kitchen fills with an irresistible aroma that has everyone eagerly waiting for a taste. The texture is wonderfully fudgy, and they disappear quickly—so I always make a double batch. Trust me, once you try this recipe, you’ll be hooked on how easy and delicious it is!

Tilda Greenwood

Created by

Tilda Greenwood

Last updated on 2026-01-24T14:23:35.011Z

When I first experimented with using sourdough discard in brownies, I was pleasantly surprised by how it balanced the sweetness and enhanced the chocolate flavor. I paired it with high-quality cocoa powder and bittersweet chocolate, which deepened the richness. One of my favorite tips is to slightly under-bake them; they continue to set as they cool, resulting in that perfect chewy texture.

Since then, I've shared this recipe with friends, and they always rave about it. Not only do we get to enjoy a decadent treat, but it also makes me feel good knowing that I'm reducing food waste in the process. The next time you have sourdough discard on hand, definitely give these brownies a try!

Why You'll Love This Recipe

  • Rich chocolate flavor enhanced by sourdough tanginess
  • Chewy texture that’s perfectly fudgy
  • A delightful way to use up sourdough discard

Understanding Sourdough Discard

Using sourdough discard not only minimizes waste but also contributes a unique flavor profile to these brownies. The natural acidity of the discard helps to balance the sweetness of the sugar, resulting in a more nuanced and complex taste. For those who may not have sourdough on hand, consider using a plain yogurt or buttermilk as a substitute. Keep in mind that while these alternatives can mimic some tanginess, they might not provide the same depth of flavor that sourdough offers.

When incorporating sourdough discard into your recipes, it's important to measure accurately. Sourdough can be thick or runny depending on its hydration level. I recommend stirring your discard well before measuring to ensure consistency. Additionally, if your discard has been stored for a while, give it a quick smell and taste – it should have a pleasant tang without any off-flavors, which can indicate spoilage.

Perfecting Brownie Texture

Achieving that perfect chewy texture in brownies relies heavily on how you handle your wet and dry ingredients. When mixing, ensure the eggs and sugar are fully combined before adding the sourdough. This helps to create a smoother batter and results in a uniform bake. Avoid over-mixing once you incorporate the dry ingredients; this can introduce too much air and lead to cakier brownies instead of the desired fudgy consistency.

Keep an eye on the baking process as well. Different ovens can vary in temperature accuracy, so starting at the lower end of the baking range (20 minutes) and checking for doneness with a toothpick is wise. You are aiming for a few moist crumbs on the stick rather than fully clean, which indicates they are likely overcooked. The edges should appear set with a slightly soft center for that iconic chewiness.

Storing and Serving Your Brownies

Once your brownies are baked and cooled, it's essential to store them properly to maintain their delicious texture. Place them in an airtight container at room temperature for up to four days. If you want to keep them longer, consider freezing. Cut the brownies into squares, layer them between parchment paper, and freeze in an airtight container. They can last for about three months in the freezer. When ready to enjoy, simply allow them to thaw at room temperature or pop them in the microwave for a few seconds to warm them up.

Serving these brownies can be a delightful experience in itself! For a decadent touch, warm a square slightly and pair it with a scoop of vanilla ice cream or a drizzle of chocolate syrup. You can also dust them with powdered sugar for a beautiful finish. If you're feeling adventurous, try adding walnuts or pecans to the batter for an added crunch and a delightful flavor contrast to the rich chocolate.

Ingredients

Ingredients:

Brownie Ingredients

  • 1/2 cup unsalted butter
  • 1 cup sugar
  • 2 large eggs
  • 1 tsp vanilla extract
  • 1 cup sourdough discard
  • 1/2 cup all-purpose flour
  • 1/2 cup unsweetened cocoa powder
  • 1/4 tsp salt
  • 1/2 cup bittersweet chocolate chips

Note:

Feel free to customize with nuts or different types of chocolate!

Instructions

Instructions:

Preheat the Oven

Preheat your oven to 350°F (175°C) and grease a 9x9-inch baking pan.

Melt Butter

In a medium saucepan, melt the butter over low heat. Remove from heat and stir in sugar, eggs, and vanilla until well combined.

Add Sourdough Discard

Mix in the sourdough discard until fully incorporated.

Combine Dry Ingredients

In a separate bowl, whisk together flour, cocoa powder, and salt. Gradually fold the dry ingredients into the wet mixture.

Add Chocolate Chips

Gently stir in the chocolate chips until evenly distributed.

Bake

Pour the batter into the prepared baking pan and smooth the top. Bake for 20-25 minutes, or until a toothpick comes out with a few moist crumbs.

Cool and Serve

Allow the brownies to cool in the pan before cutting them into squares. Enjoy!

Enjoy your brownies!

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Pro Tips

  • For an extra burst of flavor, try adding a pinch of espresso powder to the batter.

Ingredient Insights

The combination of unsweetened cocoa powder and bittersweet chocolate chips creates a deep chocolate flavor critical to the success of these brownies. Unsweetened cocoa powder provides the backbone of the chocolate taste, while the chocolate chips add a touch of melty richness. If you'd like to customize the chocolate intensity, feel free to adjust the ratio of cocoa to chocolate chips, but be cautious as too many chips can make it overly sweet.

Butter is your best friend in this recipe, contributing to the fudgy texture. While some might be tempted to substitute oil for butter, this recipe benefits from the water content in butter, which helps hydrate the dry ingredients and create a chewy texture. If you're looking for a lighter option, you can use half the amount of butter and replace the rest with applesauce.

Troubleshooting Common Issues

If you find that your brownies are too dry after baking, it's often because they were left in the oven too long. For perfect brownies, make sure to start checking them five minutes before the minimum baking time. If you end up with dry brownies, serve them warmed with a scoop of ice cream; the creaminess will help compensate for the dryness.

On the flip side, if your brownies are too gooey or undercooked, ensure you are testing for doneness correctly. A toothpick should come out not completely clean but with a few moist crumbs. If you're uncertain, you can always return them to the oven for a couple of extra minutes, but keep a close eye to avoid overbaking.

Questions About Recipes

→ Can I use a different type of flour?

Yes, you can substitute whole wheat flour for all-purpose flour, but the texture may be slightly different.

→ How should I store leftovers?

Store brownies in an airtight container at room temperature for up to 5 days.

→ Can I freeze these brownies?

Yes, you can freeze the brownies for up to 3 months. Wrap them tightly to maintain freshness.

→ What can I use instead of sourdough discard?

You can substitute with 1/2 cup of applesauce or yogurt, but note that it may change the flavor.

Chewy Brownies With Sourdough Discard

I absolutely love making these chewy brownies with sourdough discard! Not only do they eliminate food waste, but they also add a delightful tanginess to the rich chocolate flavor. Every time I make them, my kitchen fills with an irresistible aroma that has everyone eagerly waiting for a taste. The texture is wonderfully fudgy, and they disappear quickly—so I always make a double batch. Trust me, once you try this recipe, you’ll be hooked on how easy and delicious it is!

Prep Time15 minutes
Cooking Duration25 minutes
Overall Time40 minutes

Created by: Tilda Greenwood

Recipe Type: Cozy Collection

Skill Level: Beginner

Final Quantity: 16 brownies

What You'll Need

Brownie Ingredients

  1. 1/2 cup unsalted butter
  2. 1 cup sugar
  3. 2 large eggs
  4. 1 tsp vanilla extract
  5. 1 cup sourdough discard
  6. 1/2 cup all-purpose flour
  7. 1/2 cup unsweetened cocoa powder
  8. 1/4 tsp salt
  9. 1/2 cup bittersweet chocolate chips

How-To Steps

Step 01

Preheat your oven to 350°F (175°C) and grease a 9x9-inch baking pan.

Step 02

In a medium saucepan, melt the butter over low heat. Remove from heat and stir in sugar, eggs, and vanilla until well combined.

Step 03

Mix in the sourdough discard until fully incorporated.

Step 04

In a separate bowl, whisk together flour, cocoa powder, and salt. Gradually fold the dry ingredients into the wet mixture.

Step 05

Gently stir in the chocolate chips until evenly distributed.

Step 06

Pour the batter into the prepared baking pan and smooth the top. Bake for 20-25 minutes, or until a toothpick comes out with a few moist crumbs.

Step 07

Allow the brownies to cool in the pan before cutting them into squares. Enjoy!

Extra Tips

  1. For an extra burst of flavor, try adding a pinch of espresso powder to the batter.

Nutritional Breakdown (Per Serving)

  • Calories: 300 kcal
  • Total Fat: 16g
  • Saturated Fat: 10g
  • Cholesterol: 50mg
  • Sodium: 50mg
  • Total Carbohydrates: 38g
  • Dietary Fiber: 2g
  • Sugars: 22g
  • Protein: 4g