Blueberry Crumb Bars

Directions

1. 1
   Preheat oven to 375F. Lightly grease a 9x13-inch baking pan.In a mixing bowl, combine 1/2 cup sugar, brown sugar, baking powder and flour.Slowly mix in butter, egg and vanilla until the mixture is well combined and resembles coarse crumbs. Press half of the crumb mixture into the bottom of the pan.In a separate bowl toss together 1/2 cup sugar, blueberries, and cornstarch.Evenly sprinkle the blueberry mixture evenly over the crust. Evenly sprinkle the remaining crumbs over the top of the blueberry mixture.
2. 2
   Bake for 40 minutes or until the top is lightly browned.Allow to completely cool before cutting.