Swiss Ham and Noodle Casserole Make this once and it becomes a family classic. Tender noodles, smoky ham and melty Swiss cheese baked in a creamy sauce, it’s the ultimate comfort casserole, ideal for using up holiday ham after Thanksgiving or Christmas. Ingredients: 12 oz egg noodles 2 cups diced cooked ham 1 1/2 cups shredded Swiss cheese (plus extra for topping) 1 can (10.5 oz) cream of mushroom or cream of celery soup 1 cup sour cream 1/2 cup milk 1/2 cup frozen peas (optional) 1/2 tsp garlic