Variations
Maple-Pecan:
Omit cinnamon. Use 1 tbsp pure maple flakes instead of sugar plus 1/4 cup toasted chopped pecans instead of apples.
Cinnamon-Sugar Raisin:
Use 1 tbsp granulated sugar instead of brown sugar plus 1/4 cup raisins instead of apples.
Banana-Chocolate:
Use 1 tbsp cocoa powder instead of cinnamon and 1 tbsp granulated sugar instead of brown plus 1/4 cup chopped banana chips instead of apples.