In a medium bowl, mix flour and salt. Using two knives, (or pastry blender), cut-in shortening until particles are the size of peas. Sprinkle in cold water, one tablespoon at a time, until dough leaves the sides of the bowl
Cut dough in half, leaving two even portions. Form into discs, and roll out dough between floured parchment or wax paper, until it is an inch larger than the diameter of the top your pie pan
Place pie dough onto pie dish, and top with apple pie filling
Gently place second pie dough onto the top of the filling in the pie. *Optional, to make a lattice, cut dough into strips and carefully fold to create weaved pattern
Cover loosely with aluminum foil, bake for 30 minutes, then uncover and bake an additional 15-30 minutes. Let cool for 5-10 minutes, serve & enjoy!