Butter the bottom of a bundt cake pan. Distribute ½ of the pecans on bottom of pan. Layer dough balls (frozen) in pan, evenly. Sprinkle butterscotch pudding on dough balls. Distribute pecans over pudding. Sprinkle brown sugar over pecans evenly. Slice stick of margarine and lay on top of brown sugar, let rise overnight or
8 to 10 hours. May not take that long. Bake at 350 degrees for about 25 minutes or until done. Cool a few minutes and invert on a platter.