9 lasagna noodles
1/2 cup butter
1 onion, chopped
1 clove garlic, minced
1/2 cup all-purpose flour
1 teaspoon salt
2 cups chicken broth
1 1/2 cups milk
4 cups shredded mozzarella cheese, divided
1 cup grated Parmesan cheese, divided
1 teaspoon dried basil
1 teaspoon dried oregano
1/2 teaspoon ground black pepper
2 cups ricotta cheese
2 cups cubed, cooked chicken meat
2 (10 ounce) packages frozen chopped spinach, thawed and drained
1 tablespoon chopped fresh parsley
1/4 cup grated Parmesan cheese for topping