“Sourdough Blueberry Muffins are a perfect and quick way to use your sourdough starter discard. Tender, moist and flavorful, these easy muffins are studded with juicy sweet blueberries and topped with a crunchy cinnamon spiced sugar coating!”
3. In a large bowl, whisk together the sourdough starter with the sugar, egg, melted butter and vanilla. Really whisk it and make sure the starter is well mixed in, or you will get streaks in your muffins.