Pastry for 2 crust pie (double your recipe)
1/2 c. sugar
1/3 c. flour
4 c. blueberries
1 tbsp. lemon juice
2 tbsp. butter

Prepare pastry. Roll out half of it and put in pie plate. DO NOT PRICK. Combine sugar and flour. Carefully stir in blueberries. Put them in the pastry lined pie plate. Sprinkle with lemon juice and dot with butter. Top with other half of pastry that has been rolled out. Seal and flute. Cover edge with foil. Remove foil during last 15 minutes of baking. Bake at 425 degrees until crust is brown and juice begins to bubble through slits in crust, 35-45 minutes.