Vienna Bars
["1 c. margarine", "1/2 c. sugar", "1/4 tsp. salt", "2 large egg yolks", "2 1/2 c. flour", "1 (10 oz.) jar jam", "1 c. or more chocolate chips", "4 egg whites", "2 c. chopped nuts", "1 c. sugar"]
["In a large bowl, combine 1 cup margarine at room temperature and 1/2 cup sugar.", "Work until creamy and mixed well.", "Beat in the salt and egg yolks.", "Add flour and knead with fingers until smooth.", "Pat dough evenly into a 12 x 17-inch pan.", "Bake for 15 to 20 minutes in pan in heated 350\u00b0 oven until lightly browned."]
["margarine", "sugar", "salt", "egg yolks", "flour", "chocolate chips", "egg whites", "nuts", "sugar"]