Paula Deen Rustic Stoneware Southern Gathering 4-Quart Stoneware Au Gratin, Chestnut Crafted in a unique hobnail design, this stoneware au gratin is designed to bake and entertain southern style. Each stoneware au gratin is uniquely glazed so that no two pieces are alike. Ideal for prepping, baking, serving and reheating. Designed for oven, microwave, refrigerator and freezer use. Dishwasher safe and oven safe to 500-degree farenheit.