Get the meat out of the fridge at least 30 minutes before cooking. Preheat the oven to 240C or as high as it will go.
Combine the baste ingredients with a large pinch of sea salt and enough olive oil to make a spreadable paste. Baste the meat generously, transfer to a baking tray and roast as per the instructions above.
Allow to rest for at least 30 minutes before carving and serving.