Heat oven to 350°F. Spray 13x9-inch pan (dark pan not recommended) with cooking spray. In large bowl, break up 1 1/2 rolls of cookie dough. (Refrigerate 1/2 roll cookie dough for another use.) Add toffee bits, peanut butter chips, 1/2 cup of the nut topping and vanilla. Mix with wooden spoon or knead with hands until well blended. Press evenly in bottom of pan.