Preheat the oven to the temperature stated on the cookie dough roll. Spray a 12" pizza pan with non stick spray.
Spread the cookie dough out to cover the 12" pizza pan. Bake according to the directions on the roll of cookie dough, or about 14 minutes. Cool completely on a cooling rack.
16.5 oz roll of Pillsbury chocolate chip cookie dough
Using a spatula, scrape the frosting out of the tub into a bowl. Add the orange gel food colorant until you have the shade of orange frosting you like.
1 tub Vanilla or Cream Cheese frosting, orange gel food colorant
Spread the frosting over the completely cooled chocolate chips cookie. Sprinkle the Reese's Pieces candies, the candy corn, and the Mini Peanut Butter cups over the top.
½ cup Reese's Pieces candies, ½ cup Mini Reese's Peanut Butter Cups, ½ cup candy corn
Put the chocolate chips in a small microwave safe bowl with the teaspoon of butter. Melt in the microwave for 20 seconds, check and repeat in 10 second intervals until you can stir is and it is fluid. Drizzle on the cookie cake.
¼ cup chocolate chips, 1 teaspoon butter
Slice and serve!