Flaky Pastry Dough

Directions

1. 1
   Position oven racks in the upper and lower third of oven and preheat to 375 degrees F.
2. 2
   Line cookie sheets with parchment paper.
3. 3
   In a food processor, combine flour, salt, butter and shortening and pulse into crumbs, about 12 seconds.
4. 4
   Sprinkle with ice water and pulse until crumbly, but moist enough to shape into a ball, about 8 seconds.
5. 5
   Form dough into 2 disks, cover with plastic, and refrigerate for 10 minutes.
6. 6
   Remove 1 disk to a floured surface and roll out to 1/8 inch thickness.
7. 7
   Using a 2 inch cookie cutter, cut out about 15 shapes, transfer to cookie sheet, and refrigerate 10 minutes.
8. 8
   Brush cookies with egg white and sprinkle with sugar.
9. 9
   Bake until golden, about 15 minutes, turning pan half way through for even browning.