The Vintage Corning Ware P-43-B Plain White 2 3/4 Cup 700 mL Casserole Dish is a square ceramic casserole from the 1970s, made in the United States. It features an impressed backstamp and a ceramic surface coating. With a capacity of 700 mL, this original CorningWare casserole is a collectible piece for any vintage cookware enthusiast, measuring 6 inches in length and width. Perfect for cooking and serving a variety of dishes, this classic and timeless piece adds a touch of retro charm to any kitchen.