Golden sourdough blueberry muffins with buttery streusel tops, one split to show its tender wild-blueberry crumb.

Sweet Bakes - Active or unfed

Sourdough Blueberry Muffins

Tender sourdough muffins filled with wild blueberries and finished with an optional buttery streusel for a sweet, delicate crunch.

Total time
About 50 min
Hands-on
About 20 min
Yield
1 batch
Starter
Active or unfed
Difficulty
Beginner
Heat
375°F / 191°C
Pan or vessel
Paper-lined standard muffin tins

Gather first

Ingredients

Ingredients

Dry Ingredients

  • 1 3/4 cups bread flour or all-purpose flour
  • 2 tsp baking powder
  • 1/2 tsp salt

Wet Ingredients

  • 3/4 cup granulated sugar
  • 1/4 cup brown sugar
  • 1/2 cup unsalted butter, melted (1 stick)
  • 2 large eggs
  • 1/2 cup plain Greek yogurt or sour cream
  • 1/2 cup sourdough starter (active or unfed)
  • 1 tsp vanilla extract

Blueberries

  • 2 cups frozen wild or fresh blueberries

Optional Streusel

  • 1/2 cup all-purpose flour
  • 1/2 cup granulated sugar
  • 3 Tbsp unsalted butter, melted

Method

Step by step

Part 1

Method

Mix gently, bake until golden
  1. Preheat the oven to 375°F. Line standard muffin tins with paper or parchment liners.
  2. In a large bowl, whisk together the flour, baking powder, and salt. Set aside.
  3. In a second large bowl, whisk the granulated sugar, brown sugar, and melted butter until evenly combined.
  4. Add the eggs and whisk until smooth.
  5. Add the Greek yogurt, sourdough starter, and vanilla; whisk until the wet mixture is uniform.
  6. Add the dry ingredients to the wet ingredients. Fold just until no dry streaks remain; do not overmix. Use: 1 3/4 cups bread flour or all-purpose flour2 tsp baking powder1/2 tsp salt
  7. Gently fold in the blueberries until evenly distributed.
  8. Portion about 3 Tbsp batter into each lined muffin cup.
  9. For the streusel, stir together the flour and sugar. Add the melted butter and mix until crumbly.
  10. Sprinkle the streusel evenly over the filled muffin cups.
  11. Bake at 375°F for about 25 minutes, until the tops are golden and the centers are set.
  12. Cool briefly in the pan, then transfer the muffins to a wire rack.

Part 2

Helpful Notes

For next time

My Kitchen Notes

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Finish well

After baking

Doneness, storage, and reheating notes for this recipe.

Doneness

Golden on top and set through the center

Storage

Keep fully cooled muffins airtight at room temperature for up to 3 days, or freeze for longer storage.

Reheat or serve

Serve at room temperature or warm briefly in a low oven.