Saute the diced lamb in olive oil in a large skillet.

Add diced onions and spices
Mix in diced tomatoes and add tomato paste for body
Preheat oven to 350
Place spaghetti in a pot of water and boil to consistency, not too soft
Drain the spaghetti and mix in the saute'd lamb mix.
Preheat oven to 350 degrees
Place mix in a large pan (2-3 inches high).
Sprinkle with bread crumbs and Parmesan cheese.
Cover pan with aluminum foil and bake for 20 minutes.
Uncover and cook an additional 10-15 minutes
Serve hot