1 pkg. large pasta shells
1 (16 oz.) pasta sauce (Prego, etc.)
1 c. fresh spinach, chopped or 1 pkg. frozen spinach
1 pkg. cottage cheese (can also use ricotta cheese)
16 oz. Mozzarella cheese
Parmesan cheese

Combine cottage cheese, spinach, 8 ounces Mozzarella cheese in a large bowl. Cook pasta shells until tender. Stuff pasta shells with cottage cheese mixture. Pour 8 ounces of pasta sauce in baking pan. Place stuffed shells in baking pan. Pour remainder of pasta sauce on top of shells. Sprinkle remainder of Mozzarella cheese on top. Sprinkle with Parmesan cheese.

Bake at 350°F for 30 minutes.