Instructions

  1. Heat oven to 350°.
  2. Spray rectangular baking dish, 11x7x1-1/2 inches with nonstick cooking spray.
  3. Reserve 1/2 cup of the mozzarella cheese.
  4. Mix remaining mozzarella cheese, the zucchini, ricotta cheese and Parmesan cheese.
  5. Spread 3/4 cup of the spaghetti sauce in prepared baking dish; top with 3 of the noodles.
  6. Spread half of the cheese mixture over noodles in dish; top with 3/4 cup of the spaghetti sauce.
  7. Repeat with 3 noodles, remaining cheese mixture and 3/4 cup of the spaghetti sauce.
  8. Arrange remaining 3 noodles on top.
  9. Sprinkle boiling water over all.
  10. Cover with aluminum foil and bake about 1 hour or until noodles are tender and most of the liquid is absorbed.
  11. Remove from oven; sprinkle with reserved mozzarella.
  12. Let stand 15 minutes (or longer to get the desired firmness) before cutting.