Spicy roast pork and potatoes

Preheat the oven to 200 C / Gas 6.

Whisk together the paprika, chilli powder, ground cumin and dried sage and rub the spice mix on all sides of the pork roasting joint.

Place the potatoes, mushrooms and onion in a roasting tin. Stir in the olive oil to coat the vegetables, and season with salt and pepper. Nestle the pork joint into the vegetables.

Roast in the preheated oven, moistening with the juices from time to time, until the vegetables are tender, the juices of the pork run clear and the meat reaches an internal temperature of 75 degrees C when measured with a meat thermometer, about 2 hours.