The Viking 3-in 1 roaster is a versatile cooking vessel you can use as a conventional roaster for poultry, meats or vegetables, or as an au gratin, casserole or serving vessel. Add the lid to convert it into a covered roaster, Dutch oven or stockpot. The oval shape promotes a convection effect, heating food more quickly and evenly. Internal volume markings make it easy to add or reduce ingredients or precisely measure liquidswithout the need for additional kitchen tools. 3-ply stainless steel