1. Pre-heat the oven to gas 9, 240°C, fan 220°C (fan). Pat the pork fat dry with a kitchen towel and rub 1 tbsp of salt into the fat - leave uncovered for 30 mins.
2. Pound 3 garlic cloves, 3 tbsp oil, mixed herbs, fennel and a pinch of salt and pepper into a paste and rub all over the pork.
3. Arrange the lemon and onion in a roasting tray and sit the pork on top (fat side up). Rub 1/2 a tsp of salt into the fat and pop in the oven for 45 mins. Reduce to gas 4, 180°C, 160°C (fan) and roast for 1 hr.
4. Meanwhile mix the veg, pesto, oil and garlic in a roasting tray and place in the oven for 45 mins gas 4, 180°C, 160°C (fan). Enjoy! The perfect Italian twist on your traditional Sunday dinner
