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Blueberry buckle bars with fresh blueberries on a plate.

Blueberry Buckle Recipe

Blueberry Buckle is an old-fashioned dessert bursting with juicy blueberry flavor! This dessert is the perfect go-to for comfort food on a hot summer day!

Course Dessert
Cuisine American
Keyword Blueberry Buckle
Prep Time 15 minutes
Cook Time 45 minutes
Total Time 1 hour
Servings 9 bars
Calories 408 kcal
Author Catalina Castravet


  • 1/2 cup white granulated sugar
  • 1/2 cup light brown sugar packed
  • 1/3 cup unsalted butter room temperature
  • 1 egg room temperature
  • Zest of 1 lemon
  • 1 tablespoon lemon juice
  • 1 ½ cups all-purpose flour
  • 2 teaspoons baking powder
  • 1/2 teaspoon salt
  • 1/2 cup milk
  • 1 tablespoon cornstarch
  • 1 ½ cups fresh blueberries

Crumb Topping:

  • 1/4 cup unsalted butter room temperature
  • 1/4 cup light brown sugar packed
  • 1/4 cup white granulated sugar
  • 1/4 cup all-purpose flour
  • 1/2 teaspoon ground cinnamon
  • 1/2 teaspoon ground nutmeg


  • 1 cup powdered sugar
  • 2 tablespoons lemon juice


  1. Preheat oven to 350°F.
  2. Grease an 8x8 pan with baking spray and set aside.
  3. In a large bowl, using a hand mixer, cream together sugars, butter, egg, lemon juice, and lemon zest until fluffy.
  4. In a separate medium bowl combine flour, baking powder, and salt.
  5. Add to the butter mixture, alternating with milk, and mixing just until combined.
  6. In a small bowl toss blueberries with 1 tablespoon cornstarch. Using a spatula, fold into the batter and spread into the prepared pan.
  7. In a medium bowl, combine all topping ingredients. Sprinkle on top of the batter.
  8. Bake 40-45 minutes or until a toothpick comes out clean.
  9. Mix the glaze ingredients until smooth, adding 1 tablespoon of lemon juice at a time. When the blueberry buckle is cold, drizzle the glaze on top.

Recipe Video

Nutrition Facts
Blueberry Buckle Recipe
Amount Per Serving
Calories 408 Calories from Fat 126
% Daily Value*
Fat 14g22%
Saturated Fat 8g50%
Cholesterol 51mg17%
Sodium 255mg11%
Potassium 216mg6%
Carbohydrates 71g24%
Fiber 2g8%
Sugar 51g57%
Protein 3g6%
Vitamin A 477IU10%
Vitamin C 4mg5%
Calcium 107mg11%
Iron 2mg11%
* Percent Daily Values are based on a 2000 calorie diet.