Sourdough Discard Lemon Blueberry Sweet Rolls Recipe

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There’s just something magical about a weekend morning, isn’t there? For me, it often involves the comforting scent of something sweet baking in the oven. This Sourdough Discard Lemon Blueberry Sweet Rolls Recipe has become a cherished part of those slow, cozy mornings. It started as a way to use up my sourdough discard, and now it’s a family favorite – the kind of recipe that makes everyone gather in the kitchen, waiting for that first warm, gooey bite.

Sourdough Discard Lemon Blueberry Sweet Rolls Recipe - finished dish

Why You’ll Love This Sourdough Discard Lemon Blueberry Sweet Rolls Recipe

  • These rolls are incredibly soft and pillowy, thanks to the discard and a perfect blend of ingredients.
  • The bright lemon and sweet blueberries create a flavor combination that’s just divine.
  • It’s a fantastic way to use up that sourdough discard, turning a “waste” product into something wonderful.
  • Perfect for a special breakfast, brunch, or even a delightful dessert.

Ingredients You’ll Need

  • Sourdough Discard: This is the unfed part of your sourdough starter. It adds a lovely tang and tenderness to the rolls without a strong sour flavor.
  • Bread Flour: Higher in protein than all-purpose flour, bread flour gives these rolls their wonderful chewy texture. Don’t substitute with all-purpose if you can help it!
  • Instant Yeast: This helps the dough rise quickly and reliably. Make sure it’s fresh for the best results.
  • Warm Milk (110°F): The warmth activates the yeast. Too hot, and it can kill the yeast; too cold, and it won’t activate properly.
  • Blueberries: Fresh or frozen work perfectly for the compote. No need to thaw if using frozen!
  • Cornstarch: This thickens the blueberry compote, giving it that glossy, jammy texture.
  • Unsalted Butter (softened and melted): Used in different forms for different purposes – melted for the dough, softened for the filling and frosting.
  • Lemon Zest and Juice: These are key for that vibrant lemon flavor throughout the rolls and frosting. Always zest before juicing!
  • Cream Cheese: A must-have for that classic, tangy cream cheese frosting. Ensure it’s at room temperature for a smooth frosting.

How to Make Sourdough Discard Lemon Blueberry Sweet Rolls Recipe Step by Step

First, we’ll get our dough started. In your stand mixer, combine the sourdough discard, light brown sugar, warm milk, melted butter, and egg. Mix this on low speed until everything is happily combined. Remember, that milk temperature is super important – around 110 degrees F is just right to wake up the yeast without harming it.

Now, swap out that paddle for the dough hook. Add in your bread flour, instant yeast, and salt. Mix on low, scraping down the sides as needed, until all the flour is incorporated. Then, let your mixer do the work for 5-7 minutes on medium speed. You’ll know it’s ready when the dough pulls away from the sides of the bowl and feels tacky, not sticky, when you touch it. Pop it into a lightly greased bowl, cover it up, and let it rest in a warm spot until it doubles in size. This is where the magic happens!

While your dough is rising, let’s get those delicious fillings ready. For the blueberry compote, combine blueberries, sugar, lemon juice, lemon zest, cornstarch, and a pinch of salt in a skillet over medium heat. Smash those blueberries as they cook and stir constantly. After about 5-8 minutes, it’ll be thick and glossy – pour it into a separate bowl to cool completely. For the lemon sugar butter filling, simply combine softened butter, sugar, lemon zest, vanilla, and a pinch of salt in another bowl until smooth. You’re doing great!

Sourdough Discard Lemon Blueberry Sweet Rolls Recipe - step by step

My Top Tips for Success

  • I always make sure my milk is exactly 110°F for the dough. Use a thermometer – it makes a huge difference for yeast activation.
  • In my experience, letting the blueberry compote cool completely (even chilling it in the fridge) makes it much easier to spread.
  • Trust me on this one: Don’t over-flour your work surface when rolling out the dough. Just a light dusting is enough.
  • When slicing the dough, a pizza cutter is your best friend for getting even strips.
  • I always cover the rolls loosely with foil towards the end of baking if they’re browning too quickly, to prevent burnt tops.
  • Make sure your cream cheese and butter for the frosting are truly at room temperature for the smoothest, lump-free frosting.

Common Mistakes to Avoid

  • Using milk that’s too hot or cold: If your milk is above 120°F, it can kill the yeast, and your dough won’t rise. If it’s too cold, the yeast won’t activate properly, leading to a slow or no rise. Always check with a thermometer.
  • Overworking the dough after adding flour: Once the flour is just incorporated, switch to kneading. Overmixing before kneading can lead to tough rolls.
  • Not letting the dough rise enough: Patience is key! A warm spot helps, but don’t rush the rise. The dough needs to double in size for that perfect fluffy texture.
  • Under-baking the rolls: Rolls that aren’t baked long enough can be doughy in the middle. Look for golden brown tops and an internal temperature of 190-200°F.
  • Frosting warm rolls with cold frosting: This can make the frosting seize up. Ensure the rolls are slightly cooled but still warm enough for the frosting to melt beautifully into the crevices.

How to Store Sourdough Discard Lemon Blueberry Sweet Rolls Recipe

  • Countertop: Store in an airtight container at room temperature for up to 2-3 days.
  • Refrigerator: For longer storage, refrigerate in an airtight container for up to 5 days. Warm briefly in the microwave before serving for the best experience.
  • Freezer (Unfrosted): Freeze individual rolls on a baking sheet until solid, then transfer to a freezer-safe bag for up to 1 month. Thaw at room temperature and then frost.
  • Freezer (Frosted): Freeze individual rolls on a baking sheet until solid, then wrap each tightly in plastic wrap and foil. Store in a freezer-safe bag for up to 2 weeks. Thaw in the refrigerator overnight or at room temperature.

Frequently Asked Questions

Can I make these rolls ahead of time?

Yes, absolutely! You can prepare the rolls up to the second rise, then cover them tightly and refrigerate overnight. Let them come to room temperature for about an hour before baking as directed.

What if I don’t have a stand mixer?

You can knead the dough by hand! It will take a bit longer, about 10-15 minutes, but the process is the same. Just be prepared for a good arm workout!

Can I use fresh sourdough starter instead of discard?

While you technically could, this recipe is specifically designed for discard, which has less leavening power. Using active starter might change the texture and rise time, so it’s best to stick to discard for this recipe.

My rolls aren’t browning evenly, what should I do?

Oven temperatures can vary. If you notice uneven browning, try rotating your pan halfway through baking. If the tops are getting too dark, loosely tent the pan with aluminum foil.

Can I use other fruits?

While this recipe highlights lemon and blueberry, you could experiment with other berries like raspberries or blackberries in the compote. Just be aware that the flavor profile will change.

I hope this Sourdough Discard Lemon Blueberry Sweet Rolls Recipe brings as much sunshine and joy to your kitchen as it does to mine. There’s nothing quite like the smell of these baking, filling your home with warmth and anticipation. If you make them, I’d absolutely love to hear how they turned out!

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Sourdough Discard Lemon Blueberry Sweet Rolls Recipe

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Soft, fluffy sweet rolls bursting with bright lemon and sweet blueberry compote, all topped with a tangy cream cheese frosting.

  • Author: Hanna
  • Prep Time: 45
  • Cook Time: 28
  • Total Time: 200
  • Yield: 12 rolls
  • Category: Breakfast, Dessert
  • Method: Baking
  • Cuisine: American

Ingredients

Scale
  • 120 grams sourdough discard (1/2 cup)
  • 30 grams light brown sugar (2 Tablespoons)
  • 175 grams milk, warm (3/4 cup)
  • 57 grams unsalted butter, melted (4 Tablespoons)
  • 1 large egg room temperature
  • 370 grams bread flour (2 ½ cups + 2 Tablespoons)
  • 7 grams instant yeast (2 teaspoons)
  • 5 grams salt (3/4 teaspoon)
  • 180 grams blueberries, fresh or frozen (1 1/4 cups)
  • 50 grams sugar (1/4 cup)
  • 15 grams lemon juice, freshly squeezed (1 Tablespoon)
  • 2 grams lemon zest (1 teaspoon)
  • 8 grams cornstarch (1 Tablespoon)
  • pinch of salt
  • 57 grams unsalted butter, softened (4 Tablespoons)
  • 65 grams sugar (1/3 cup)
  • 6 grams lemon zest (1 Tablespoon)
  • 2 grams vanilla extract (1/2 teaspoon)
  • pinch of salt
  • 28 grams unsalted butter, room temperature (2 Tablespoons)
  • 113 grams cream cheese, room temperature (4 ounces)
  • 30 grams lemon juice, freshly squeezed (2 Tablespoons)
  • 4 grams lemon zest (2 teaspoons)
  • 130 grams powdered sugar (1 cup)
  • pinch of salt

Instructions

  1. Add the sourdough discard, light brown sugar, warm milk, melted butter, and egg to the bowl of a stand mixer with the paddle attachment.
  2. Mix on low speed until the ingredients are thoroughly combined.
  3. Switch the paddle attachment with the dough hook attachment.
  4. Add the bread flour, instant yeast, and salt to the bowl.
  5. Mix on low, stopping to scrape the sides of the bowl with a rubber spatula when necessary, until all ingredients are incorporated.
  6. Continue to knead the dough for 5-7 more minutes at medium speed until it pulls away from the sides and feels tacky.
  7. Remove the dough and place it in a lightly greased straight-edge bowl.
  8. Cover the bowl and let the dough rest in a warm spot until doubled in size (about 1 hour in a 70°F kitchen).
  9. While the dough is rising, prepare the blueberry compote.
  10. Combine blueberries, 50 grams sugar, 15 grams lemon juice, 2 grams lemon zest, cornstarch, and a pinch of salt in a medium skillet over medium heat.
  11. Smash the blueberries while stirring constantly with a wooden spoon or fork.
  12. Continue to cook the blueberry filling until thick and glossy, about 5-8 minutes.
  13. Pour the blueberry compote into a separate bowl and allow to cool completely; refrigerate to speed cooling.
  14. In a separate bowl, combine 57 grams softened butter, 65 grams sugar, 6 grams lemon zest, vanilla extract, and a pinch of salt until smooth.
  15. Once the dough has doubled in size, remove it onto a lightly floured work surface.
  16. With a rolling pin, shape the dough into a 16 inch by 12 inch rectangle.
  17. Spread the softened lemon butter filling over the entire surface of the dough.
  18. Remove 20 grams of the blueberry compote into a separate bowl and save for the glaze topping.
  19. Spread the remaining blueberry compote over the lemon filling in an even layer across the dough.
  20. Using a pizza cutter, slice the dough into 12 even strips (about 1 1/3 inch each).
  21. Roll each strip into a neat roll.
  22. Grease a 9 x 13 metal baking pan with butter.
  23. Gently place the rolls inside the pan, about 1/2 – 1 inch apart.
  24. Cover the pan with plastic wrap and let the rolls rise for a second time until noticeably grown and puffy (45-60 minutes in a 70°F kitchen).
  25. Preheat the oven to 350 degrees F.
  26. Bake the rolls for 24-28 minutes or until the tops are golden brown and the internal temperature is 190-200 degrees F.
  27. If the rolls are browning too quickly, cover them with aluminum foil and continue to bake.
  28. Remove from the oven and place the rolls on a wire rack to cool slightly.
  29. While the rolls are cooling, prepare the lemon cream cheese frosting.
  30. In a large mixing bowl with a hand mixer, mix 28 grams room temperature butter and cream cheese until combined.
  31. Add powdered sugar, the reserved 20 grams of blueberry compote, 30 grams lemon juice, 4 grams lemon zest, and a pinch of salt.
  32. Blend until the frosting is smooth.
  33. Using an offset spatula, spread the lemon cream cheese frosting over the warm sweet rolls.
  34. Serve warm and enjoy!

Notes

Ensure milk is 110°F to activate yeast properly without killing it.
Cool the blueberry compote completely before spreading for easier handling.
Use a pizza cutter for clean, even slices of dough.
If rolls brown too fast, tent with foil to prevent burning.
Ensure butter and cream cheese are room temperature for a smooth frosting.

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I’m Anni Seyler baker, relentless recipe tester, professional butter enthusiast, and the person behind The Flaky Truth. I’m 32, a mom of two, and I spend most of my week with flour somewhere it shouldn’t be (usually my hair).

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