Ragu Bolognese Recipe Type: Kitchen Essentials Cuisine: Italian Prep time: 15 mins Cook time: 1 hour 30 mins Total time: 1 hour 45 mins Serves: serves 4 Ingredients 5 tablespoons extra-virgin olive oil 3 tablespoons butter 1 carrot, finely, diced 1 medium onion, diced 1 rib celery, finely diced 1 clove garlic, sliced 1 pound