White Cheese Chicken Lasagna

Ingredients

• 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