Mix apples, cherries, ¼ cup of the brown sugar, lemon juice, tapioca and cinnamon. Let stand 10 minutes.
Mix Post® Original Shredded Wheat Spoon Size® cereal, remaining ¼ cup brown sugar and margarine until well blended.
Spread apple mixture into ungreased 1 ½-quart baking dish; sprinkle evenly with cereal mixture.
Bake at 350°F for 45 minutes or until fruit is tender and topping is golden brown.