Cinnamon Squares

Directions

1. 1
   Cream margarine and sugar until fluffy; add egg yolks and vanilla and blend; add flour and cinnamon.
2. 2
   Mix well.
3. 3
   Divide dough between two greased 15 x 10 x 1 inch jelly roll pans.
4. 4
   Flatten down with heels of hands in pans.
5. 5
   Lightly beat the egg white and brush over batter.
6. 6
   Mark batter into squares, place chocolate chips, nuts or coconut on top and bake 350° for 20 - 30 minutes.