There’s something comforting about a classic baked casserole, especially one that’s creamy, cheesy, and topped with crispy onions. This Swiss Chicken Casserole layers tender chicken, rice, and broccoli in a rich sauce with melted Swiss cheese — a cozy dish perfect for family dinners or chilly evenings. What You'll Need 4 boneless, skinless chicken breasts 1 cup shredded Swiss cheese 1 can (10.5 oz) cream of mushroom soup ½ cup sour cream ½ cup milk 1 cup broccoli florets, steamed 1 cup cooked ri