Granola-Ice Cream Squares

4 cups granola
1 quart vanilla ice cream
1/4 cup caramel or chocolate ice cream topping

Sprinkle 2 cups of granola in ungreased 9-inch square baking pan. Drizzle with ice cream topping. Cut ice cream into about 1-inch slices. Place on granola in pan. Let stand until slightly softened. Spread evenly. Sprinkle with remaining granola. Cover and freeze until firm, about 5 hours. Serve with additional topping if desired.