Blueberry Muffin Bars Soft, Buttery Breakfast Bars Bursting
Blueberry Muffin Bars are soft, moist, and full of juicy blueberry flavor, making them a wonderful choice for breakfast, snacking, or casual entertaining. They bring together the classic taste of blueberry muffins with the convenience of a pan-baked bar, allowing for easy preparation and serving. The buttery base is tender and lightly sweet, while the blueberries add freshness and bright bursts of fruit throughout. A crumb topping or simple glaze can make them even more irresistible and bakery-worthy. These bars are easy to pack, easy to share, and perfect for both everyday baking and special brunch spreads. With their comforting texture and cheerful flavor, Blueberry Muffin Bars are a timeless homemade favorite.
Ingredients
For the Bars
- 2 cups all-purpose flour
- 1 1/2 teaspoons baking powder
- 1/2 teaspoon salt
- 1/2 cup unsalted butter, softened
- 3/4 cup granulated sugar
- 2 large eggs
- 1/2 cup sour cream
- 1 teaspoon vanilla extract
- 1 tablespoon flour, for tossing blueberries
For the Crumb Topping
- 1/2 cup all-purpose flour
- 1/3 cup brown sugar
- 1/4 teaspoon cinnamon
- 1/4 cup unsalted butter, melted
Instructions
- Preheat the oven to 175°C (350°F). Grease and line a 9x9-inch baking pan with parchment paper.
- In a bowl, whisk together the flour, baking powder, and salt.
- In a large mixing bowl, beat the butter and sugar until light and fluffy.
- Add the eggs one at a time, mixing well after each addition.
- Stir in the sour cream, milk, and vanilla extract.
- Gradually add the dry ingredients and mix until just combined.
- Toss the blueberries with 1 tablespoon flour, then gently fold them into the batter.
- Spread the batter evenly into the prepared pan.
- In a small bowl, mix the crumb topping ingredients until crumbly, then sprinkle over the batter.
- Bake for 35 to 40 minutes, or until a toothpick inserted in the center comes out clean.
- Cool in the pan, then lift out and slice into bars.
- Drizzle with optional glaze before serving, if desired.
Notes
- Tossing the blueberries in flour helps prevent them from sinking.
- Fresh blueberries hold their shape best, but frozen work well too.
- Do not thaw frozen blueberries before using.
- Sour cream adds richness and moisture to the bars.
- Parchment paper makes slicing and lifting much easier.
- The crumb topping adds a lovely bakery-style finish.
- Let the bars cool before glazing for a cleaner look.
- These bars store well for several days in an airtight container.