Roll out pastry dough to 12"x12".
Cut dough into nine 4"x4" squares.
Place 1 tablespoon of cranberry relish on one half of the square. On the other half place three knife marks in the dough.
Using a pastry brush, brush a little water on the edges of the dough, fold in half and seal with fork dipped in flour.
Bake at 400° for 15 minutes.
Let cool for 10 minutes before glazing.