1 Duncan Hines yellow or white cake mix
1/3 c. vegetable oil
2 eggs
1 can Eagle Brand milk
1 (12 oz.) pkg. chocolate chips, semi sweet (add these last)

Combine all ingredients in a large bowl, be sure to mix thoroughly until well blended. Pour into sheet cake pan. Bake at 350 degrees for 25 to 30 minutes until golden brown. Cool and cut into bars. Can sprinkle with powdered sugar.