1. In 2-quart saucepan combine dates and water. Cook and stir over low heat until mixture forms soft paste. Add margarine and stir until combined. Remove from heat.

2. Add Kellogg's Corn Flakes® cereal, granulated sugar and nuts to date paste. Mix well. Press mixture evenly and firmly in bottom and on side of 9-inch pie pan to form crust. Chill.

3. Combine pumpkin, brown sugar, salt, spices and ice cream in large mixing bowl. Thoroughly mix. Spread in chilled cereal crust. Freeze until firm. Remove from freezer and let stand about 10 minutes before cutting. Garnish with whipped topping, chopped nuts or ginger, if desired.