Mile-High Turtle Ice Cream Pie

This delicious pie will be an exquisite addition to your festive dessert menu.
Combine the crumbs and melted butter in a small bowl; mix well. Fill the bottom of the 9-inch x 3-inch pan with crumbs. Bake at 325 degrees for 10 minutes. Allow to cool completely.Place 1 pint of dulce de leche ice cream on the cooled cake and spread evenly; pour 1/3 cup of homemade caramel sauce over the ice cream and sprinkle with 3/4 cup of chopped pecans. Freeze for 15 minutes or until the ice cream is almost firm. Repeat with the chocolate ice cream, 1/3 cup caramel sauce, and remaining pecans; freeze until almost firm. Top with the remaining dulce de leche ice cream and 1/3 cup caramel sauce. Cover and freeze 6 hours in advance or for up to 2 weeks.Remove the sides and bottom of the pan before serving; transfer the pie to a serving platter. Top with whipped cream and sugar. Pour 3/4 cup of the homemade caramel sauce into a microwave-safe bowl. Reheat in the microwave on high power for 1 minute or until it warms up. Pour 1 tablespoon of the sauce over each serving.