BuyDig offers the Waring Pro Professional 1,800-watt Indoor Cast-Iron Grill, model no. CIG100, for $99. Coupon code "CASTIRON20" drops it to $79. With free shipping, that's the lowest total price we could find by $16. This counter-top grill cooks up to six burgers at a time and features three temperature settings, a detachable cast-iron grilling surface, stainless steel splash guard that folds for storage, and stainless steel drip tray.