1Heat oven to 450°F. Make 1 pie crust as directed on box for One-Crust Baked Shell. Set aside. Roll out second pie crust and use a cookie cutter to cut decorative shapes for the top of the pie. Bake 7 minutes; set aside.
2In 2-quart saucepan, combine sugar and cornstarch. Mix well. Gradually stir in water. Cook and stir over medium heat until clear, about 10 minutes. Add 1 1/2 cups of the blueberries. Reduce heat to low; cover. Cook until berries come back to a boil, about 10 minutes. Add cinnamon, lemon juice and lemon peel. Stir. Add remaining blueberries. Stir. Pour into cooled, baked pie shell.
3Add decorative pie crust shapes to top of pie. Let pie stand until set, about 3 hours.