1. Preheat the oven to 350 Degrees. 2. Melt the butter in a microwavable safe bowl. Then add light brown sugar and sugar. 3. Add eggs one at a time, then the vanilla extract 4. Fold in the flour, baking powder and salt. 5. Add in half of the Candy Pieces then fold in. 6. Pour into a greased 9x13 pan, then even out the batter. 7. Next add the remaining chocolate pieces on top and bake for 30-35 minutes.