Chicken Pasta Casserole is a simple dinner made from pre-ready ingredients like rotisserie chicken and frozen tortellini. It's ready in 30 minutes and uses only 1 pan for easy clean up and quick preparation.
Preheat the oven to 400 degrees Fahrenheit and grease the bottom and sides a casserole baking dish with 2 tablespoon butter.
Add 24 oz frozen tortellini, 1 cup rotisserie chicken1 cup fresh spinach to the baking dish and mix with a wooden spoon.
In a large measuring cup, combine 2 cups heavy cream, ½ cup milk, ½ cup grated parmesan cheese, 4 cloves garlic, 1 teaspoon salt and ½ teaspoon black pepper. Whisk until combined well. Pour into the baking dish and stir to evenly coat the spinach, chicken and tortellini.
Cover with aluminum foil and bake for 20 minutes. Remove from the oven and let stand 5-10 minutes before serving. The sauce will thicken during standing time. Serve warm, with a side of your favorite bread.