Blueberry & Raspberry Crumble Bars

Dough:
1 1/2 cups all-purpose flour
1/2 tsp baking powder
1/2 cup granulated sugar
1/2 cup (4 oz) unsalted butter
1 egg

Filling:
2 cups (1 pint) fresh blueberries
1/4 cup granulated sugar
2 tsp cornstarch
1 1/2 tbs lemon juice

Instructions:
Mix filling ingredients, set aside.
Mix dough ingredients, half it.
Use half as crust, and other half as crumble.
Layer; crust, berries, crumble.
Bake at 375 for 40 mins.
Let cool and enjoy!