Heat oven to 425°F. Place pie crust in 9-inch glass pie pan as directed on box for One-Crust Filled Pie; do not prick crust. Bake 8 minutes. Remove partially baked crust from oven; reduce oven temperature to 400°F.
Meanwhile, in large bowl, mix all remaining pie ingredients except cheese. Spoon mixture into crust. Sprinkle with cheese.
Return to oven; bake at 400°F 25 to 35 minutes or until golden brown. Arrange pecan halves in center of pie. Cool 5 minutes. Serve with grape clusters.