Ingredients
1 cup butter or margarine, softened
3/4 cup sifted confectioners' sugar
1-1/2 teaspoons freshly grated lemon peel
1/2 teaspoon vanilla
1/2 teaspoon salt
2 cups flour
1 cup ground walnuts

Directions
1 In mixer bowl, beat butter and confectioners' sugar.
2 When creamy, beat in lemon peel, vanilla, and salt.
3 Combine flour and ground walnuts; stir into butter mixture, combining thoroughly.
4 Press dough evenly into an ungreased 10x15-inch jelly roll pan.
5 Bake in a preheated 325-degree oven for 25 to 30 minutes just until shortbread begins
to brown.
6 Cut into 2-inch squares while warm.
7 Remove to racks to cool completely.
8 Store in airtight container.

MAKES 3 dozen squares