Mix sugar, cornstarch, salt, and cinnamon, and sprinkle over blueberries.
Step 3
Line pie dish with one pie crust. Pour berry mixture into the crust, and dot with butter. Cut remaining pastry into 1/2 - 3/4 inch wide strips, and make lattice top. Crimp and flute edges.
Step 4
Bake pie on lower shelf of oven for about 50 minutes, or until crust is golden brown.
Editor's Note:
This recipe originally indicated an oven temperature of 425 degrees F (220 degrees C). It was revised to 375 degrees F (190 degrees C) based on reviews.