The Staub Round Grill Pan features ridges on the bottom, designed for grilling steaks, chicken, hamburgers, shrimp, and more. Ridges help to sear food while keeping it above the pan grease for lower fat cooking. The Cast iron construction creates superior heat retention, browning meats evening while leaving them moist and delicious. In addition to having these technical merits, it's attractive appearance make it possible for the dish to go straight from the stove to the table. During manufacturing, a sand mold is made for each cast iron piece and then it's destroyed-making each piece unique unto itself. Perfect for use on all heat sources, including induction.