In a bowl, combine flour and salt; cut in shortening until crumbly. Gradually add water, tossing with a fork until dough forms a ball. Divide dough in half so one ball is slightly larger than the other.
Roll out the larger ball to fit a 9-in. or 10-in. pie plate. Transfer pastry to pie plate. Trim pastry with even with edge of plate. Pour desired filling into crust.
Roll out second ball; cut slits in pastry. Position over filling. Trim pastry to 1 in. beyond edge of pie plate. Fold top crust over bottom crust. Flute edges. Bake according to recipe directions.