Slice one ice cream sandwich in half. Arrange one whole and one half sandwich along a short side of an ungreased 13-in. x 9-in. dish.
Place eight sandwiches in opposite direction in the dish. Take out lid from fudge topping. Microwave 15-30 seconds to tepid; stir. Spread one-half of fudge topping over ice cream sandwiches.
In a food processor, merge peanuts and candy bars. Wrap and pulse until chopped. Add one-half of mixture over fudge layer. Replicate layer of ice cream sandwiches and fudge topping. Spread whipped topping over top of cake. Shower with remaining peanut mixture.
Wrap and freeze for up to 2 months. Take away from the freezer 20 minutes before serving. Slice into squares. Yield: 15 servings.