1 pkg. Betty Crocker devil's food cake mix
1 1/3 c. water
1/3 c. vegetable oil
3 eggs
1 (8 oz.) pkg. cream cheese, softened
1/3 c. sugar
1/8 tsp. salt
1 egg
1 (6 oz.) pkg. semi sweet chocolate chips

Heat oven to 350 degrees. Grease and flour a 9 x 13 inch pan. Mix cake mix, water, oil and 3 eggs in large bowl on low speed. Beat on medium speed 2 minutes. Pour into pan. Mix cream cheese, sugar, salt and 1 egg in small bowl until well blended. Stir in chocolate chips. Drop by teaspoonfuls onto batter, cut through batter for marbled effect. Bake about 40 minutes or until top springs back when touched lightly. Cool completely before serving.