Sour Cream Blueberry Muffins

Ingredients (14)

• + cooking spray add to pantry
• + ½ cup all-purpose flour add to pantry
• + ¼ cup brown sugar add to pantry
• + ½ teaspoon ground cinnamon add to pantry
• + ¼ teaspoon salt add to pantry
• ✓ ¼ cup butter, softened
• + 3 teaspoons baking powder add to pantry
• ✓ 1 teaspoon cinnamon
• + 2 large eggs add to pantry
• + ½ cup granulated sugar add to pantry
• + 1 cup sour cream add to pantry
• + ½ cup vegetable oil add to pantry
• + 1 teaspoon vanilla extract add to pantry
• + 2 cups blueberries add to pantry