Ingredients
- 2,5kg whole leg of lamb, shank still on
 - 125ml olive oil
 - 2tbsp lemon zest
 - 2tbsp crushed garlic
 - handful each of rosemary and thyme,
 - with little extra to garnish
 - sea-salt flakes like Maldon or Cerebos
 - For the mint sauce
 - 3 cups mint, leaves picked
 - 2tbsp red-wine vinegar
 - 1tbsp brown sugar
 - salt and freshly ground black pepper
 - Gravy
 - 125ml juices from the lamb roasting tin
 - 500 to 600ml beef or chicken stock
 - 3tbsp port
 - 3tbsp redcurrant jelly
 - 1 to 2tsp cornflour
 
Instructions
- Use a sharp knife to score the lamb all over, ½cm apart and 3mm deep. For the marinade, combine the olive oil, lemon zest and crushed garlic in a small bowl.
 - Place the lamb in a roasting pan and rub the marinade all over. Leave to marinate for 2 to 3 hours.
 - Stuff the cuts in the lamb with thyme and rosemary. Season all over with salt flakes.
 - Preheat the oven to 200°C, 180°C fan. Place the lamb in the oven and roast for 2 hours. Remove from the oven, cover with foil, and allow to rest.
 - To make the mint sauce, combine the mint, vinegar and brown sugar, and blend until smooth with a hand-held blender or food processor. Season with salt and freshly ground black pepper.
 - Garnish the lamb with fresh herbs, and serve with the mint sauce.
 
Gravy
- Pour lamb cooking juices into a pan with the stock, port, jelly and cornflour mixed with some water. Bring to boil, whisking all the time to prevent lumps. Season to taste.
 
