A school holiday treat!
1. Sift together flour, baking powder, salt and cocoa in a bowl.
2. In a separate bowl, beat butter and sugar until pale and creamy. Add one egg at a time while beating. Add vanilla.
3. Fold the dry ingredients into the butter mixture until well incorporated. Pour the batter into a prepared pan. Push the chocolate pieces into the batter and bake for 25 minutes or until cooked.
4. Allow brownies to cool before cutting.