Directions Preheat oven to 450°. Roll dough into a 1/8-inch circle on a lightly floured surface and place in a 9-inch pie pan. Cut crust 1/2 in. beyond plate rim; flute edge. Chill 30 minutes.
Wrap unpricked crust in double foil. Use pie weights, dried beans, or uncooked rice. Bake 15-20 minutes on a lower oven rack until border is light golden brown.
Add sugar and cornstarch to a large pot and whisk in milk until smooth. Bring to boil. Cook and stir 2 minutes on low heat until thickened and bubbling.