1. Preheat oven to 350*F
2. Microwave 8 squares chocolate in large bowl...stir until chocolate is melted and smooth
3. Stir in butter, brown sugar, eggs, flour and baking powder, mix well.
4. Stir in remaining coarsely chopped chocolate. Drop by heaping spoonfuls onto ungreased cookie sheet
5. Bake for 12-13 minutes. Cool for 1 minute. Transfer to wire rack to cool completely.