Cream together 1/2 pound butter and 1 cup sugar.
Add yolk of 1 egg, 1 tsp. vanilla, and 3-4 shakes
Add 2 cups flour gradually and mix well.
Spread mixture onto an ungreased cookie sheet by
Beat egg white stiff and spread over mixture.
Sprinkle dough with chopped or slivered almonds.
Bake at 300 degrees for 45 minutes.
Cut into squares.