A cast-iron pan is at the top of Mary Berg's must-have items list, but it can be intimidating, even for experienced cooks. Mary channels her inner cowboy with a hearty Vegetarian Chili Cobbler with Cornbread Dumplings, and she keeps down the number of dishes with her One-Pan Breadcrumb Chicken Thighs with orzo and greens. Then, Mary gets sweet with Peach and Berry Crisp, and her husband, Aaron, shares all the secrets to caring for cast iron.