Casseroles mamagourmand Oct. 20, 2018 01:47AM EST 286 Chicken Tetrazzini Casserole | Best Ever Easy, Cheesy Casserole www.mamagourmand.com 8 Check out this delicious recipe! See the full directions on my site Chicken Tetrazzini Casserole has tender chicken, noodles, and sautéed mushrooms tossed in a creamy wine sauce and topped with golden cheese.