Surprise Cake
["3 oz. box Jell-O", "1 can pie filling", "miniature marshmallows", "1 box cake mix"]
["Mix Jell-O and pie filling together; set aside.", "Grease and flour a 9 x 13-inch pan.", "Place miniature marshmallows in bottom of pan.", "Mix cake mix as per directions.", "Spread the mixed cake dough over marshmallows.", "Spoon Jell-O and fruit mixture over cake dough in pan.", "Bake at 350\u00b0 for 45 to 50 minutes."]
["O", "marshmallows", "cake mix"]