Fresh Blueberry Pie

Directions

1. 1
   Combine blueberries, sugar, cornstarch and salt.
2. 2
   Bring to a boil on low heat.
3. 3
   Add margarine.
4. 4
   Cook until thick.
5. 5
   Pour mixture into crust.
6. 6
   Let cool.
7. 7
   Chill until set.
8. 8
   Top with Cool Whip. Chill 1 hour before serving.