1. Preheat oven to 350°F.
2. Spray an 8x8 inch baking pan with cooking oil.
3. Place cookies in a single layer in pan.
4. Bake 12 - 15 minutes.
5. Remove from oven and cool completely.
6. Top with frosting and decorate.
Tip: For a different look, pipe frosting over the cookie bars.