One Pan Roast Leg Of Lamb

Preheat the oven to 180C/350F. Place the lamb in a large roasting tin and score the fatty bits of the lamb lightly with a sharp knife.

2 kg (4.4lb) leg of lamb

Rub on the olive oil, then sprinkle on the salt, pepper and rosemary.

1 tbsp olive oil, ½ tsp salt, ½ tsp dried rosemary, ½ tsp black pepper

Place in the oven for 1 hour 15 minutes.

After 1 hour 15 minutes hours, baste the lamb, then arrange the potatoes in the tin around the lamb. Drizzle the oil onto the potatoes and sprinkle on the salt, pepper and dried thyme.

4 medium potatoes, 2 tbsp olive oil, ½ tsp dried thyme, ¼ tsp salt, ¼ tsp black pepper

Place back in the oven to cook, uncovered for 15 minutes

After 15 minutes, open the oven and turn the potatoes. Add the carrots, parsnips and radishes to the tin. Turn them in the oil and meat juices to coat, then place back in the oven for a further 25 minutes.

3 carrots, 3 parsnips, 10 large radishes

After 25 minutes, open the oven and add the runner beans and green beans. Turn to coat in the oil and meat juices and sprinkle the salt and pepper onto all of the vegetables. Place back in the oven for a final 15 minutes.

150 g (5.2oz) sliced runner beans, 100 g (3.5 oz) extra fine green beans, ¼ tsp salt, ¼ tsp black pepper

Remove from the oven and place the lamb and vegetables on a warm serving plate to serve.