Gratin dish, oven dish and vacuum container in one: The ZWILLING FRESH & SAVE gratin dish with a large volume of 2.8 litres is ideal for preparing and storing oven-baked dishes. The benefit of vacuum: Food stays fresh up to five times longer in the glass vacuum container compared to non-vacuum storage. This preserves flavours, vitamins and nutrients. As the vacuum box is made of high-quality borosilicate glass, it is microwave-safe and oven-safe up to 180°C without a lid, so you can heat your la