All-Clad 4340 Stainless Steel 4-Quart 40th Anniversary American Casserole P. This versatile pan transitions easily from stovetop to oven to table. Perfect for cobblers, a one-pan meal, or roasting. The functional domed lid keeps food moist while cooking, warm until time to serve, and beautiful while serving family style meals. Each piece has the 40th anniversary logo engraved on the bottom of each piece. This limited edition item is a must-have for your culinary collection to be enjoyed for years to come.