Angel Wing

Directions

1. 1
   Cut the margarine into flour as for pie dough.
2. 2
   With a fork, mix together the egg yolks, sour cream and vanilla.
3. 3
   With your hands, form a firm dough.
4. 4
   Cover and refrigerate overnight. Divide dough into 4 equal parts, working with one piece at a time; roll out thin on a floured bread board.
5. 5
   Cut into 2-inch squares and cut a slot in the center.
6. 6
   Bake in a 350° oven on ungreased cookie sheet 10 to 15 minutes.
7. 7
   Bake only until light brown. Sprinkle with confectioners sugar.