DIRECTIONS:
Step 1
Preheat the oven to 400°F.
Step 2
For the stuffing, mix together the herbs, breadcrumbs, sugar, egg yolk, salt, pepper and lemon rind in a mixing bowl, until well combined.
Step 3
Lay the loin of lamb flat on a work surface. Place the stuffing down the center lengthways, then roll up around the stuffing. Secure with string. Place on a roasting tin.
Step 4
For the topping, mix together the wholegrain mustard and sugar in a mixing bowl. Spread over the loin of lamb.
Step 5
Bake for 1 hour and 20 minutes, until lamb is tender. Remove from the oven and slice into noisettes. Serve immediately with new potatoes and salad.