Neapolitan Ice Cream Sandwich Cake
- cooking spray (for greasing)
- 6 3.5- ounces Neopolitan flavored ice cream sandwiches
- 2 cups frozen whipped topping
- 1 cup whipped peanut butter
- 1/4 cup pecans (toasted, roughly chopped)
- 1/2 cup semi-sweet mini chocolate chips (divided)