Directions Preheat oven to 400°. Cornstarch and water should be smooth in a big saucepan; add syrup. Boil and stir until thickened, 4 minutes. Melt butter after removing from heat. Allow to cool.
Roll bottom crust dough to 1/8-inch thickness on a lightly floured board and transfer to a 9-inch pie pan. Cut crust 1/2 in. beyond plate rim; flute edge.
Cool 30 minutes. Roll leftover dough to 1/4-inch thickness and cut maple leaves with 1-1/2- to 2-1/2-inch cookie cutters. Chill on a baking sheet.
Nutritional Info 1 piece: 536 calories, 26g fat (16g saturated fat), 68mg cholesterol, 340mg sodium, 73g carbohydrate (37g sugars, 1g fiber), 4g protein.