01 -
Preheat the oven to 375°F (190°C).
02 -
In a large skillet, heat olive oil over medium heat. Add the sliced mushrooms and cook for 5-7 minutes until tender and golden brown. Remove from the skillet and set aside.
03 -
In the same skillet, add the chopped spinach and cook for 2-3 minutes until wilted. Set aside.
04 -
In a mixing bowl, combine the green onion cream cheese, sour cream, chicken broth, garlic powder, onion powder, salt, and pepper. Stir until smooth and well combined.
05 -
In a greased 9x13-inch casserole dish, layer the cooked chicken, sautéed mushrooms, and spinach. Pour the creamy mixture over the top, ensuring everything is evenly coated.
06 -
Sprinkle the grated mozzarella and Parmesan cheeses over the top of the casserole.
07 -
Bake in the preheated oven for 20-25 minutes, or until the cheese is melted and bubbly, and the casserole is heated through.
08 -
Garnish with fresh parsley before serving.