Place 2 Bags of Blackberries or 4 cups into a greased 8x8 pan. Cover with:
1 cup sugar and 1/2 cup flour - Mixed together. Cup up 1 stick of butter and place over mixture. Cover with a pre made pie crust. Cut small holes in it then spread 1/2 stick butter over this. Sprinkle with sugar.
Bake at 350 for 20 min. Then place on broil until crust is brown.