Sift together the first 5 ingredients. Add other items making a crumb mixture. Spread 1/2 of the mixture in a buttered baking dish, 13x9x2 inch. Spread one can of cherry or apple pie filling over the dough. Sprinkle the rest of the mixture over the top. Bake at 350ºF. for 40-45 minutes until light brown. Once cooled sprinkle with powdered sugar. Cut into squares.