Tunnel Of Fudge Cake
["1 1/2 c. soft margarine", "6 eggs", "1 1/2 c. sugar", "2 c. flour", "2 c. chopped walnuts", "2 boxes Jiffy chocolate frosting mix"]
["Cream margarine in large mixing bowl at high speed.", "Add eggs, one at a time, beating well after each.", "Gradually add sugar. Continue beating until light and fluffy.", "By hand, stir in flour, frosting mix and walnuts until well blended.", "Pour batter into a greased 10-inch tube pan.", "Bake in preheated oven at 350\u00b0 for 60 to 65 minutes.", "Cool 2 hours, then remove from pan.", "Cool completely before serving."]
["margarine", "eggs", "sugar", "flour", "walnuts", "chocolate frosting"]