Fresh Blueberry Pie - cooking recipe

Ingredients

4 c. blueberries, washed and drained
1 c. sugar
2 pats margarine
pinch of salt
4 Tbsp. cornstarch
1 graham cracker crust
Cool Whip

Preparation

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