Add the prepared chicken breasts to the bowl of a slow cooker. Pour the broth overtop. Cover and cook on LOW for 5-6 hours.
2 large boneless, skinless chicken breasts, 1 32 oz box chicken broth
Using tongs transfer the hot chicken to a cutting board and shred. Set aside.
Add the cream cheese to the juices and whisk in until it's completely melted and evenly incorporated. Carefully return it to the slow cooker.
1 8 oz block cream cheese
Add the seasonings to the pot and stir until evenly combined.
4 tsp minced garlic, 2 tsp Italian seasoning, 1 tsp garlic powder, 1 tsp onion powder, salt and pepper
Add the cream and cornstarch slurry (water and cornstarch evenly mixed), then stir until evenly combined. Add the pasta pieces to the mixture then stir.
4 cups heavy cream, 3 tbsp cornstarch, 2 1/4 cups broken lasagna noodles
Cover and cook on HIGH for 30-45 minutes, until the noodles are cooked to 'al dente' and the soup's thickened slightly.
Stir in the cheese and spinach, serve, and enjoy!
1 cup chopped fresh baby spinach, 1/2 cup shredded Parmesan cheese