ARRANGE the pumpkin and zucchini on lined baking trays in a single layer then spray with oil. Bake at 200°C for 10 minutes, then turn and cook a further 5 minutes until tender. Remove.
HEAT oil in a large frying pan and sauté onion. Add lamb and cook until well browned. Stir in pasta sauce and heat through.
ARRANGE half the pumpkin and zucchini in the base of a greased 2 litre shallow baking dish. Spoon over the lamb mixture, then layer with remaining pumpkin and zucchini. Top with Singles* then sprinkle with combined breadcrumbs and parsley. Spray with oil then bake at 200°C for 20-25 minutes. Serve with salad.