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how to make Blackberry Crumb Bars
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Blackberry Crumb Bars

Blackberry Crumb Bars are packed with sweet blackberries & a buttery crust & crumble topping. Perfect to serve at all your spring & summer events.
Course Dessert
Cuisine American
Keyword bar recipes, blackberry, crumb bars, dessert
Prep Time 12 minutes
Cook Time 40 minutes
Total Time 52 minutes
Servings 16 bars

Ingredients

  • 3/4 cup + 1-1/2 tbsp granulated sugar divided
  • 2 tsp cornstarch
  • 1 tbsp freshly squeezed lime juice
  • 2 cups fresh blackberries
  • 1-1/2 cups all-purpose flour
  • 1/2 tsp baking powder
  • 1/4 tsp salt
  • 1 large egg yolk
  • 3 tsp vanilla extract
  • 1/2 cup unsalted butter cubed

Instructions

  • Preheat oven to 375 degrees.
  • Line 8x8 baking dish with parchment & spritz lightly with cooking spray.
  • In a small bowl- combine 1/4 cup sugar & cornstarch - stir in lime juice.
  • Add blackberries - toss to coat - set aside.
  • In a larger bowl- combine flour, 1/2 cup sugar, baking powder & salt.
  • Add egg yolk, vanilla & butter cubes.
  • Using a pastry tool- work the mixture together until it resembles coarse crumbs.
  • Spread 2/3 of the mixture into prepared pan - pressing down to even out & flatten.
  • Top with blackberry mixture - spreading them into an even layer.
  • Sprinkle remaining crumb mixture over top & then sprinkle with remaining sugar.
  • Bake for 35-40 minutes or until toothpick test is clean.
  • Let cool completely before cutting & serving- unless you are serving with ice cream, which is better with a warm bar.
  • Cool about 15 minutes in pan before cutting when serving with ice cream.