Bolognese with juice

4 slices pancetta , cut into 1/4 inch pieces 2 tablespoons extra virgin olive oil 2 tablespoons unsalted butter 1 green pepper , seeded and quartered 2 medium[...]

2 tablespoons butter 4 tablespoons olive oil 1 medium onion , finely chopped 2 tablespoons bacon 1 carrot , finely sliced 1 stalk celery , finely sliced 1[...]