1 pkg. Betty Crocker Supermoist German chocolate cake mix
1 pkg. (8 oz.) cream cheese, softened
1/2 c. sugar
1 egg
1/2 c. milk
Chocolate chips

Heat oven to 350 degrees. Grease and flour cookie sheet pan. Prepare cake mix as directed on package. Pour batter into pan. Mix remaining ingredients, drop by tablespoons onto batter. Cut through batter with knife in effect of marble effect. Sprinkle with additional chocolate chips and nuts if desired. Bake at 350 degrees for 20 to 30 minutes.