1 (9") pie shell, baked
1 (16 oz.) can pumpkin
2 sm. pkgs. (3 oz. each) vanilla sugar free pudding & pie mix (NOT instant)
2 c. skim milk
2 tsp. pumpkin pie spice

Pour milk in 2 quart saucepan. Stir in pudding and pumpkin and blend until well combined. Heat mixture on medium heat until it boils. Gently boil for 1 minute. Pour in cooled pie shell. Chill. Mixture will thicken when it cools.