1Heat oven to 350ºF. In ungreased 8-inch square pan, spread pie filling.
2In medium bowl, mix Bisquick mix, brown sugar and oats. Cut in butter, using pastry blender (or pulling 2 table knives through ingredients in opposite directions), until crumbly. Stir in chocolate chips. Spoon evenly over pie filling.
3Bake 30 to 35 minutes or until very bubbly around edges. Serve warm.