BLUEBERRY COOL WHIP DESSERT

1 1/2 Cups Graham Cracker, crushed
3 Tablespoons Sugar
1/4 Cup Marg. melted
1 Lb. Bag Marshmallows
1 Cup Milk
1/2 Teaspoon Salt
1 Large Bowl of Cool Whip
1 Teaspoon Vanilla
1 Can Blueberry Pie Filling

Combeine the graham crackers, sugar and marg. Mix well and press into the bottom of a 9x 13 pan. Save some to sprinkle on top of the dessert. Bake on 350 for 8 minutes. Let cool. In a double boiler melt the marshmallows and milk and salt. Remove from heat and let cool this should get thick. Fold in the cool whip and vanilla. Spread half of the mixture over the cracker crumbs then spread the blueberry pie filling over this mixture. Spread the remaining marshmallow mixture over the blueberry pie filling and top with remaining cracker crumbs. Chill for 2 hours or longer. Keep ref.