Unfold both sheets of puff pastry and brush with melted butter. Stir sugar and cinnamon together and sprinkle over melted butter. Press sugar mixture into butter and cut into 6 strips each, giving you 12 strips total. Twist to create spiral effect and place onto baking sheet. Bake 8-12 minutes or until puffed and golden.
For the dip- whip cream until stiff peaks form. Fold gently into pumpkin, cinnamon and pumpkin pie spice.
In a separate bowl, whip milk and instant pudding together until completely smooth. Let stand 1 minute to thicken slightly, then fold into cream mixture. Refrigerate 5-10 minutes until completely set.
Spoon into serving dish and sprinkle with chopped pecans. Serve with baked cinnamon sugar twists.