ozs of the
butter.
Place in a roasting tin and
cook in a preheated oven. At 180°C gas 4
for 2 to 2 1/2 hours. According to how well done you like the
meat to be. Boil the potatoes in a pan with salted water for 4 to 5 mins, drain well. Heat the remaining
butter and
oil in a large frying pan. Saute the potatoes turning frequently until
crisp and golden,
season. Remove the string from the
lamb garnish with
rosemary and serve with the potatoes.