1. Preheat oven to 400. 2. Mix flour, baking powder, sugar and salt to a food processor and process for 5 seconds or until mixed through. Add butter and process until fine crumbs form. Add buttermilk and process until a dough forms.  3. Drop dough, using a 3 tablespoon portion scoop, onto prepared baking sheet and bake for 20 minutes or until golden.