freeze butter until cold and very firm. then grate and refreeze loose in a bowl.

mix flour, salt and sugar in a large mixing bowl.

take frozen grated butter out of the freezer and cut into flour mixture until pea size crumbled begin to form.

with a fork, gently whisk mixture around, adding 1 Tsp of ice water at a time, until mixture begins to clump or ball up.

kneed dough together gently until it forms 1 ball. then separate into 2 slabs. wrap with plastic wrap and put in fridge for at least an hour and up to 2 days.

dust counter with flour and roll dough out 1/2" to 1/4" thick. place in pan, fill with pie filling and bake as necessary. generally 50 min to 1 hour. may need to cover pie with foil for last 10 minutes.