Follow these simple steps to create an incredible Chicken and Spinach Casserole with Cream Cheese:

1. Preheat the Oven: Heat your oven to 350°F (175°C).
2. Prepare Chicken: If you haven’t already, cook and shred chicken.
3. Sauté Spinach: In a skillet over medium heat, add olive oil. Sauté the chopped spinach for about 2-3 minutes until wilted. Set aside.
4. Mix Cream Cheese and Sour Cream: In a large mixing bowl, combine the softened cream cheese and sour cream. Blend until smooth.
5. Add Seasonings: Stir in garlic powder, onion powder, salt, and pepper to the cream mixture.
6. Combine Ingredients: Add shredded chicken, sautéed spinach, shredded cheese, and rice (if using) to the cream mixture. Stir to combine evenly.
7. Transfer to Baking Dish: Pour the mixture into a greased 9×13-inch casserole dish, spreading it out evenly.
8. Top with Breadcrumbs: Sprinkle the breadcrumbs over the top for a crunchy texture.
9. Bake: Place the casserole in the preheated oven and bake for 30-35 minutes until bubbly and golden brown.
10. Garnish and Serve: Once out of the oven, let the casserole cool for a few minutes. Garnish with fresh parsley before serving.

These steps will guide you to create an amazing Chicken and Spinach Casserole with Cream Cheese that your family will adore!