Grease cookie sheet. Set aside.
Preheat oven to 350.
In a large bowl, combine brownie mix, flour, egg, water and oil. Stir until well blended.
Fold in chocolate chips.
Place powdered sugar in a shallow dish.
Drop 1 tablespoon dough into sugar and roll to coat.
Place about 2" apart on prepared sheet.
Bake 10-12 minutes or until set.
Remove from pan to wire racks to cool.