Bake for 30 minutes, remove foil, and continue to bake another 30 minutes or until center is firm and surface is lightly browned. Knife inserted in center should come out clean.
Syrup
7 In medium saucepan, mix sugar, cornstarch, and water. Bring to a boil over medium high heat. Reduce heat to medium and cook 3-4 minutes, stirring constantly. Stir in blueberries, reduce heat, and simmer 10 minutes or until blueberries burst. Stir in butter and serve.