In a large bowl, whisk together flour, salt, and sugar.
Add cold butter. Cut it in with a pastry cutter or pulse in a food processor until mixture resembles coarse crumbs.
Slowly drizzle in ice water, mixing just until dough holds together. Do not overwork.
Divide dough into two disks. Wrap each tightly in plastic wrap.
Refrigerate for at least 2 hours, or overnight.
When ready to use, roll out on a lightly floured work surface. Fit into a pie plate or tart pan as needed.
Bake at 350℉. Partial blind bake (with parchment and pie weights)- 22 min. Full blind bake-remove pie weights after 22 min, bake additional 5 minutes. Or follow baking instructions for your pie filling of choice.