Heat oven to 200C/fan 180C/gas 6. Brush the jam all over the pork loin. Mix together breadcrumbs, oats and thyme leaves, then press over the pork. Place the pork in a baking tray and drizzle or spray with olive oil, then season. Roast for 1 hr until cooked through. Leave to rest, uncovered, for 10 mins. Serve with Lowfat roasties and steamed greens.