1 pkg. yellow cake mix
1 pkg. pistachio instant pudding
4 eggs
1/2 c. Crisco oil
1 sm. container sour cream
1 sm. pkg. chocolate bits
1/2 c. chopped walnuts

Mix everything except chocolate bits and walnuts together for 10 minutes. Fold in chocolate bits and walnuts. Grease and flour 10 inch tube pan. Bake at 350 degrees for 1 hour or until done.