Indulge in the delightful world of Sourdough Blondies, where the rich, buttery notes of brown sugar blend seamlessly with the unique tang of sourdough. Imagine savoring a warm, gooey blondie fresh from the oven, its edges perfectly golden crisp while the center remains irresistibly soft. These treats are not only scrumptious on their own but also make for the perfect companion at your weekend gatherings or cozy family nights. Whether enjoyed with a cup of coffee or as a dessert, these blondies are sure to become a memorable highlight. You may also find One Hour Sourdough Discard Burger Buns useful.
Reasons to Love Sourdough Blondies
What makes Sourdough Blondies so special? Here are a few reasons to get excited about this delectable dessert:
- Unique Flavor: The combination of sourdough starter and brown sugar provides a depth of flavor that is unlike any other blondie.
- Simplicity: With straightforward ingredients that you probably already have in your pantry, whipping up these blondies is a breeze.
- Versatility: You can customize them with your favorite add-ins like chocolate chips or nuts.
- Perfect Texture: The balance of crispy edges and a chewy center will have you reaching for seconds.
If you’re looking for a delightful dessert that pairs beautifully with a variety of dishes, sourdough berry cobbler is another fantastic option to explore!
Gather These Ingredients
Before you embark on your blondie-making journey, it’s important to gather the right ingredients to ensure optimal taste and texture. Here’s what you’ll need:
- 1 cup unsalted butter, melted
- 1 cup brown sugar
- 1/2 cup granulated sugar
- 2 large eggs
- 1 teaspoon vanilla extract
- 1 cup sourdough starter (discard is fine)
- 2 cups all-purpose flour
- 1/2 teaspoon baking soda
- 1/2 teaspoon salt
- 1 cup chocolate chips or nuts (optional)
Each ingredient plays a crucial role in achieving the perfect blondie, creating a delightful mix of chewy and sweet flavors.
How to Cook Sourdough Blondies
Follow these easy steps to create your Sourdough Blondies:
- Preheat the oven to 350°F (175°C) and grease a 9×13 inch baking pan.
- In a bowl, mix melted butter, brown sugar, and granulated sugar until well combined and creamy.
- Add the eggs and vanilla extract, mixing until the batter is smooth.
- Stir in the sourdough starter until it is fully incorporated into the mixture.
- In another bowl, whisk together the flour, baking soda, and salt.
- Gradually add the dry ingredients to the wet ingredients, mixing until just combined. Be careful not to overmix!
- If using, fold in chocolate chips or nuts for an added crunch.
- Pour the batter into the prepared baking pan and spread it evenly to ensure even baking.
- Bake for 25-30 minutes or until a toothpick inserted in the center comes out clean.
- Let the blondies cool before cutting them into bars for serving.
Prep ~10 minutes, Cook ~30 minutes, Total ~40 minutes, Servings ~16 bars, Kcal ~240.

Make-Ahead and Prep Tips
You can prepare these Sourdough Blondies ahead of time for convenience. To do so, pre-mix the dry ingredients and store them in an airtight container. You can also melt the butter and combine the sugars a day in advance; just store them in the refrigerator until you’re ready to make the batter. Once your blondies are baked and cooled, you can store them in an airtight container, ready for a sweet treat whenever you desire.
Storing and Reheating
To keep your Sourdough Blondies fresh, store them in an airtight container at room temperature for up to 4 days or in the refrigerator for up to a week. If you’d like to keep them longer, you can freeze them in a freezer-safe container for up to 3 months. When you’re ready to enjoy, gently reheat them in the microwave for about 10-15 seconds to restore that warm, gooey texture.
Perfect Pairings
Enhance your Sourdough Blondies experience with these delightful pairings:
- A scoop of vanilla ice cream for a classic dessert combo.
- A dollop of whipped cream topped with fresh berries.
- A hot cup of coffee or tea for a cozy afternoon treat.
- Yogurt with a drizzle of honey for a light breakfast option.
- A glass of cold milk, perfect for kids (and the young at heart!).
Variations and Swaps
Get creative and customize your Sourdough Blondies with these delicious variations:
- Nutty Delight: Incorporate chopped nuts such as walnuts or pecans for a crunchy texture.
- Chocolate Explosion: Add in white chocolate chips, or use a mix of dark and milk chocolate.
- Fruit Infusion: Fold in dried fruits like cranberries or cherries for added sweetness.
- Spice It Up: Add a teaspoon of cinnamon or cardamom for a warm, spiced flavor profile.
- Swirls of Peanut Butter: Drizzle peanut butter on top and swirl it into the batter before baking for a nutty twist.
Pro Tips for Best Results
Achieve the perfect Sourdough Blondies with these helpful tips:
- Make sure your butter is fully melted for the best texture.
- Use room temperature eggs to ensure they blend smoothly into the batter.
- Avoid overbaking to keep those chewy edges – a slight underbake can add to the texture.
- Allow the blondies to cool fully in the pan before cutting to maintain their shape.
- For even baking, rotate your baking pan halfway through the baking time.
Sourdough Blondies FAQs
-
Can I use refrigerated sourdough starter?
Yes, a refrigerated sourdough starter works perfectly, as long as it has been fed recently. -
Can these blondies be made gluten-free?
You can substitute all-purpose flour with a gluten-free flour blend for a gluten-free version. -
How do I know when they’re done baking?
The edges should be golden brown, and a toothpick inserted into the center should come out clean. -
Can I add other flavors?
Certainly! You can experiment with flavors like almond extract or lemon zest for a unique twist. -
What’s the best way to cut them?
Use a sharp knife and cut when they are completely cooled to achieve clean edges.
Final Thoughts
Sourdough Blondies are a delightful treat that truly showcases the unique flavor of sourdough while being incredibly easy to make. Whether you choose to enjoy them plain or with an array of variations, these blondies are bound to bring warmth and joy to any occasion. Don’t wait too long to try this comforting recipe; your taste buds will thank you!
Print
Sourdough Blondies
- Total Time: 40 minutes
- Yield: 16 bars 1x
- Diet: Vegetarian
Description
Delight in the rich, buttery notes of Sourdough Blondies, combining brown sugar and sourdough for a unique treat.
Ingredients
- 1 cup unsalted butter, melted
- 1 cup brown sugar
- 1/2 cup granulated sugar
- 2 large eggs
- 1 teaspoon vanilla extract
- 1 cup sourdough starter (discard is fine)
- 2 cups all-purpose flour
- 1/2 teaspoon baking soda
- 1/2 teaspoon salt
- 1 cup chocolate chips or nuts (optional)
Instructions
- Preheat the oven to 350°F (175°C) and grease a 9×13 inch baking pan.
- Mix melted butter, brown sugar, and granulated sugar until well combined and creamy.
- Add the eggs and vanilla extract, mixing until the batter is smooth.
- Stir in the sourdough starter until fully incorporated into the mixture.
- Whisk together the flour, baking soda, and salt in another bowl.
- Gradually add the dry ingredients to the wet ingredients, mixing until just combined. Be careful not to overmix!
- Fold in chocolate chips or nuts if using for an added crunch.
- Pour the batter into the prepared baking pan and spread it evenly.
- Bake for 25-30 minutes or until a toothpick inserted in the center comes out clean.
- Let the blondies cool before cutting them into bars for serving.
Notes
You can customize your blondies with various add-ins like chocolate chips, nuts, or dried fruits.
- Prep Time: 10 minutes
- Cook Time: 30 minutes
- Category: Dessert
- Method: Baking
- Cuisine: American
Nutrition
- Serving Size: 1 bar
- Calories: 240
- Sugar: 20g
- Sodium: 200mg
- Fat: 12g
- Saturated Fat: 7g
- Unsaturated Fat: 3g
- Trans Fat: 0g
- Carbohydrates: 30g
- Fiber: 1g
- Protein: 3g
- Cholesterol: 40mg
Keywords: sourdough, blondies, dessert, baking, easy sweets, treats




