Finely shred cheese (about 2 cups); reserve.
Mix flour, sugar, and salt; work in butter until it resembles coarse cornmeal.
Work in cheese.
Add cold water 1 tablespoon at a time, stirring after each addition until dough can be formed into a cohesive ball.
Shape the dough into a flat disk; chill.
Roll dough about 1/8-inch thick.