3 roast lamb rosemary rustic Recipes

chopped fresh rosemary, plus sprigs, for garnish, oil (sunflower, olive , or a mixture), egg yolks , preferably free range and organic, english mustard or 1/4 tsp french mustard, salt, dessertspoon white wine vinegar, garlic, crushed, membrillo ( quince paste), racks of lamb or 1 leg of spring lamb, fresh rosemary , optional, garlic , optional, salt and freshly ground pepper

chopped fresh rosemary, plus sprigs, for garnish, olive oil, egg yolks, french mustard, salt, white wine vinegar, garlic clove, crushed, quince paste (membrillo), racks of lamb or 1 leg of spring lamb, fresh rosemary (optional), garlic clove (optional), salt & freshly ground black pepper