Ingredients
Method
1.Heat oven to 190C. To make the stuffing, place the walnuts and garlic in a mini food processor, pulse to chop, then combine with the tomato sauce and spring onion.
2.Place pork loin skin-side down on a chopping board and season all over with salt and pepper. Spread the stuffing down the centre of the pork loin. Roll up and secure with string.
3.Transfer the pork to an oven pan. Drizzle with a little olive oil, then rub salt into the skin to help the crackling form.
4.Roast for one hour and 15 minutes or until when pierced the meat juices run clear. Cover and rest the pork for 10 minutes before carving.