1Heat oven to 350°F. In medium bowl, stir together cake mix, oil and eggs until combined and dough forms. Stir in chopped apple.
2Onto ungreased cookie sheets, drop dough by tablespoonfuls about 2 inches apart.
3Bake 8 to 10 minutes or until set. Remove cookies from cookie sheets to cooling racks. Cool completely, about 15 minutes.
4In small microwavable bowl, microwave frosting on High 10 seconds. Drizzle melted frosting over cooled cookies.