1. Preheat the oven to 400°F. Roll the thawed and room temperature pie crust out to a 1/4 inch thickness and use a cup to cut out a circle in the pastry large enough to cover the sides of the muffin tin you plan after pressing the pastry into the cup. I used a small bowl to cut my pie crust circles. – Carefully place the pie crust circle cutouts into each cup of a muffin tin pressing the bottom down and sides of the pastry into the cup.