2/3 c. brown sugar
1/2 c. flour
1 c. oatmeal
1/2 c. melted butter
1 can apple pie filling

Mix all ingredients together except pie filling. Press 2/3 of this mixture into a greased 8 inch square pan. Cover with pie filling. Sprinkle with remaining oatmeal mix. Bake at 350 degrees for 30-35 minutes.