PERFECT PISTACHIO PUDDING DESSERT

PIE CRUST:

1 stick butter
1 cup flour
1 cup chopped walnuts

LAYER 1:

1 cup powdered sugar
1 (8oz) cream cheese
1 cup cool whip

LAYER 2:

2 regular sized pkgs instant pistachio pudding mix
3 cups milk
Topping:
cool whip
chopped almonds …