Crispy Nut Shortbread
["6 Tbsp. margarine, softened", "1/3 cup sugar", "1 egg", "1/2 cup all purpose flour", "1/2 cup walnuts, finely chopped", "1 Tbsp. vegetable shortening", "1 tsp. vanilla", "1/2 cup cornmeal", "1/2 cup semi-sweet chocolate pieces"]
["Heat oven to 300 degrees.", "Grease 13 x 9 inch baking pan.", "Beat margarine and sugar until fluffy; blend in egg and vanilla.", "Add meal, flour and nuts; mix well.", "Spread onto bottom of prepared pan.", "Bake 40 to 45 minutes or until edges are golden brown."]
["margarine", "sugar", "egg", "flour", "walnuts", "vegetable shortening", "vanilla", "cornmeal", "semi-sweet chocolate pieces"]