In a bowl, combine the flour, sugar, pumpkin pie spice, baking soda and salt. In another bowl, combine the eggs, pumpkin and oil; stir into dry ingredients just until moistened. Fold in apples. Fill paper-lined muffin cups two-thirds full. In a small bowl, combine sugar, flour and cinnamon. Cut in butter until crumbly. Sprinkle over batter. Bake at 350° for 25-30 minutes or until golden brown. Cool for 5 minutes before removing from pans to wire racks. |