Dice the butter into cubes.

Mix flour and salt in a large bowl.

Mix in butter until the consistency of the mixture changes to one of course crumbs.

Mix in water, a little at a time, until the dough forms a ball.

Wrap the dough in plastic and refrigerate for at least 2 hours.

Roll the dough flat so that it will fit a 9 inch pie crust.

Press the dough into a 9 inch pie pan.