Only one word for it Lucious lol
Spray 9x13 preferably glass pan with Pam. Unroll dough; press in bottom and 1/2 inch up sides of pan. Sprinkle apples over dough. In pan heat caramel topping and 1/4 cup flour to boiling,stirring constantly. Boil til thick(about 1 minute). Drizzle over apples. In medium bowl mix brown sugar,flour,oats and cinnamon. Cut in butter til mix looks like fine crumbs. Stir in nuts. Sprinkle evenly over apples. Bake at 375* for about 25 minutes or til top is golden brown and apples are tender.