Tunnel Of Fudge
["1 1/2 c. soft butter", "6 eggs", "1 1/2 c. sugar", "2 c. flour", "1 pkg. chocolate fudge frosting mix (box)", "2 c. chopped walnuts"]
["Cream butter in large bowl at high speed.", "Add eggs, one at a time, beating well.", "Gradually add sugar.", "Beat until light and fluffy.", "By hand, stir in flour, frosting mix and nuts until well-blended."]
["butter", "eggs", "sugar", "flour", "chocolate fudge frosting mix", "walnuts"]