Heat oven to 400. Grease pie plate, 10 x 1 1/2". Beat all ingred. Except pie filling and Streusel until smooth, 15 sec. In blender on high or 1 min. With hand beater. Pour into plate. Spoon pie filling evenly over top. Bake 25 min. Top with Streusel. Bake until streusel is brown, about 10 min. Longer. Cool; refrig. Any remaining pie. Streusel: Cut margarine into Bisquick, brown sugar and cinnamon until crumbly.
