Preheat the oven to 450°. If using convection, preheat it to 425°. Add the flour, butter, salt, and sugar to a food processor and pulse on high speed while drizzling in the water.
Add a piece of parchment paper over the pie crust, pour some dried beans over the parchment paper, and par-bake. The pie crust will not change much color but will become firm once cooled after baking.