Monster Peanut Butter Cookie Bars might just be the perfect Halloween treat! This easy recipe is super simple to make, but creates the biggest impact for a spooky and fun dessert. It is a chocolate chip cookie base and dotted with Homemade Googley Eyes. The ghoulish feature is the festive green peanut butter cups pressed into the freshly baked cookie bars and then embellished with more candy eyes. Make these for dessert after a complete Halloween Dinner. Or you could package them up individua...