Gather 2 1/2 cups all-purpose flour, 1 cup cold unsalted butter, 1/2 teaspoon salt, and 1/4 to 1/2 cup ice water
Mix the flour and salt in a bowl
Cut the cold butter into small cubes
Add the butter to the flour
Rub or cut the butter into the flour until the mixture looks like coarse crumbs
Add ice water a little at a time
Mix gently until the dough just comes together
Do not overmix
Shape the dough into a disc
Wrap the dough in plastic wrap
Chill the dough in the refrigerator for at least 30 minutes before using