Zimtsterne (Cinnamon Star Cookies)

3 tablespoons margarine
1 1/2 cups sugar
2 eggs
1 egg, seperated
1 teaspoon lemon juice
2 1/3 cups flour
2 1/2 teaspoons baking powder
1 1/4 teaspoons cinnamon
1/4 teaspoon salt
1/4 teaspoon nutmeg
1/2 cup walnuts, finely chopped (optional)

Mix butter, sugar, 2 whole eggs, 1 egg yolk, and lemon juice until fluffy.
Stir dry ingredients together; blend into sugar mixture; stir in optional nuts.
Divide dough into 3 pieces, and roll 1 piece at a time to 1/16 inch thick on lightly floured board; cut with a star cookie cutter.
Brush the tops of the cookies with the remaining egg white, beaten until frothy.
Bake cookies on a lighty greased baking sheet 6-8 minutes until golden brown at 375°F.
Makes 6-9 dozen cookies depending on the size of your cookie cutter.