Preheat oven to 350 degrees F.
Bring large pot of water to boil and boil shells 8 to 10 minutes to Al dente; drain.
In a small bowl combine ricotta, eggs, pumpkin, salt, cinnamon, parsley, and mozzarella cheese.
Gently stuff shells with pumpkin mixture and place in 13×9 baking dish.
In a medium bowl combine sauce and cheese and pour on top of stuffed shells.
Bake 50 to 60 minutes.