Easy Crockpot Chicken Alfredo Lasagna for Busy Nights

Ingredients

• 2 jars (15 oz each / 425 g each) Alfredo sauce
• 1/2 cup (120 ml) low-sodium chicken broth
• 3 cloves garlic, minced
• 1 teaspoon Italian seasoning
• 1/2 teaspoon black pepper
• 10-12 no-boil lasagna noodles, broken as needed
• 3 cups (420 g) cooked shredded chicken
• 1 1/2 cups (375 g) ricotta cheese
• 1 large egg
• 1/2 cup (50 g) grated Parmesan cheese, divided
• 3 cups (340 g) shredded mozzarella cheese, divided
• 2 cups (60 g) baby spinach, roughly chopped
• 2 tablespoons chopped fresh parsley, plus more for serving
• Nonstick cooking spray or 1 teaspoon olive oil