Easy Skillet Apple Pie | No rolling pin required for this easy apple pie! Refrigerated piecrusts make it a cinch to prepare. Enjoy the buttery, rich layer of caramelized brown sugar beneath the crust. | Making an apple pie has never been so easy. Simply toss apples, cinnamon, and brown sugar, and spoon over a refrigerated pie crust in the cast-iron skillet. Top with the other crust and bake.