Instructions

  1. Mix together ground beef, egg white, bread crumbs, garlic powder and milk.
  2. Pat into a 9x13 inch baking dish- Bake at 350 degrees for 15 minutes; pour off any accumulated fat.
  3. Spread spinach over meat.
  4. Layer zucchini over spinach and onion and green pepper over zucchini.
  5. Mix together tomato paste, tomato sauce, water, basil, oregano and pepper.
  6. Pour over layered casserole.
  7. Cover with foil and return to oven.
  8. Bake until vegetables are tender, about 30 minutes.
  9. During last 10 minutes of baking time, remove foil and top with shredded cheeses.