Slow Cooker Chicken Pepperoncini Cheese Steaks are loaded with slow-cooked, tangy chicken, pepperoncini, and melted cheese, all topped on a toasted roll for an amazing sandwich that's perfect for lunch or dinner. I love sandwiches.  All kinds of sandwiches.  That's why a warm, toasted roll piled high with tangy chicken, veggies, and melted cheese on