Notice: Function add_theme_support( 'html5' ) was called incorrectly. You need to pass an array of types. Please see Debugging in WordPress for more information. (This message was added in version 3.6.1.) in /var/www/wp-includes/functions.php on line 5831 Blackberry Rhubarb Oat Crumble Bars Recipe Blackberry Rhubarb Oat Crumble Bars Recipe Print
clock clock iconcutlery cutlery iconflag flag iconfolder folder iconinstagram instagram iconpinterest pinterest iconfacebook facebook iconprint print iconsquares squares iconheart heart iconheart solid heart solid icon

Blackberry Rhubarb Oat Crumble Bars

  • Author: by Mary
  • Prep Time: 15 mins
  • Cook Time: 45 mins
  • Total Time: 1 hour
  • Yield: 12 1x

Ingredients

Scale
  • 1 cup brown sugar
  • 1 tsp baking powder
  • 1/4 tsp salt
  • 3 cups all-purpose flour
  • 1 cup cold unsalted butter
  • 1 egg
  • 1 cup raw oats
  • 3 cups fresh chopped rhubarb
  • 12 oz fresh or frozen blackberries
  • 1/2 cup white sugar
  • 4 teaspoons cornstarch

Instructions

  1. Preheat the oven to 375 F, and butter a 9×13 baking dish.
  2. Combine the brown sugar, baking powder, salt, and flour in a bowl. Mix until incorporated, then cut in the butter and egg with a pastry cutter or forks. Mixture should be crumbly.
  3. Pat 2/3 of the mixture into the prepared pan. With the remaining 1/3, add the oats and mix to combine.
  4. In a separate bowl, combine the rhubarb, blackberries, white sugar, and cornstarch. Mix well, then assemble evenly over the prepared crust.
  5. Pour the remaining crust/oat mix over the fruit.
  6. Bake for 45 minutes, or until the top is turning golden. Remove and let cool completely before slicing and serving.