You can substitute Fresh grated Parmesan for Romano.
Salt
Fresh cracked pepper
3Tbspfresh minced parsley
1/4cupmayo
1/4cupsour cream
1/2cupmilk
Instructions
Cook pasta according to the package instruction, until just about done, drain and set in a large mixing bowl.
Cook chicken breasts in a cooking pan, over medium heat, with some salt and pepper. Let it cool until easy to handle, chop and add to the bowl with pasta.
Preheat oven to 350 and lightly grease a 2-quart casserole dish.
Add chopped artichoke hearts and spinach to pasta and chicken. Mix.
Add pressed garlic, minced parsley, shredded mozzarella, 1/2 cup fresh grated Romano cheese, salt and pepper. Mix until all ingredients are Incorporated throughout.
In a small bowl, whisk mayo, sour cream and milk together until smooth. Mix this creamy mixture into the pasta mixture.
Transfer casserole mixture into the baking dish. Top off with remaining 1/2 cup of fresh grated Romano cheese.