1 box yellow cake mix
1 (6 oz.) instant chocolate pudding
1 (8 oz.) sour cream
1 (6 oz.) chocolate chips
1 tsp. vanilla
4 eggs
1 c. cooking oil
1/2 c. pecans, chopped

Combine all ingredients except pecans and chocolate chips. Beat 4 minutes. Fold in nuts and chocolate chips. Pour into well-greased and floured Bundt pan. Bake at 350 degrees for 1 hour 20 minutes, or until done.