Through 9/3, this Martha Stewart Collector's Enameled Cast Iron 6 Quart Round Casserole Dish drops from $179.99 to $107.99 to $71.99 at Macys.com, a savings of 60%. Plus, shipping is free. It is available in seven color choices, features a condensation ring on the lid to redistribute moisture, and is oven safe to 500ºF. Sales tax is charged in most states.