Sweet & Spicy Tuna Pie: Not your Mother's tuna casserole! Remember tuna casserole? That pie with goopy white sauce, noodles and canned tuna, probably topped with crushed potato chips? I am blessed that my mother never made it, but I certainly had it at friends’ homes and the school cafeteria. Now, put your preconceptions aside and give this tuna recipe a try. It may seem like a basic tuna and veggie casserole, but it springs to life in your mouth with a twist of spicy (from the chili peppers),