1 box muffin mix
1 can apple pie filling
1 stick butter
2 c. brown sugar
2 c. flour
2 tsp. cinnamon

Mix muffins according to package. Pour half into greased 9x9 inch cake pan. Spread apple pie filling over mix. Pour rest of mix on top. Mix remaining ingredients into a crumb topping. Spread on top of muffin mix. Bake 30-35 minutes. May use any kind of pie filling.