Apricot Ribbon Bars
["3/4 c. margarine", "1/3 c. sugar", "2 c. flour", "3 egg whites", "1/4 c. sugar", "1 (10 oz.) jar apricot preserves", "1/4 c. chopped walnuts"]
["Heat oven to 350\u00b0.", "Beat margarine and sugar until light and fluffy.", "Add flour; mix well.", "Press onto bottom of ungreased 13 x 9-inch baking pan.", "Bake for 20 minutes.", "Beat egg whites until foamy.", "Gradually add sugar, beating until stiff peaks form. Spread crust with preserves; cover with meringue.", "Sprinkle with nuts.", "Continue baking 20 to 25 minutes, or until lightly browned. Cut while warm.", "Makes approximately 2 dozen."]
["margarine", "sugar", "flour", "egg whites", "sugar", "apricot preserves", "walnuts"]