1 box fudge marble cake mix
1 egg
1/3 c. vegetable oil
4 t tbsp. water, divided
1 c. mini chocolate chips

Remove chocolate packet from cake mix box. Combine dry cake mix, egg, oil and 3 tablespoon water in large mixer bowl. Beat until smooth. Stir in mini chips. Reserve 2/3 cup batter in a small mixing bowl. Add chocolate packet and remaining 1 tablespoon water to reserved batter. Blend well. Drop vanilla batter by teaspoonfuls onto a greased cookie sheet. Spoon 1/2 teaspoon of the chocolate batter on top of each vanilla cookie. Bake at 350 degrees for 10 to 12 minutes or until golden. Cool on wire rack.