This clever gadget sits over your food as it cooks in the pan, trapping heat and steam. Not only does this reduce cooking times, but it ensures burgers are evenly cooked, cheese is perfectly melted, and eggs are 'just right'. Just what you need to create classic cheeseburgers in true diner style! And that's not all - it has dozens of other uses, from keeping dishes warm to reducing griddle flare-ups. Cook with confidence using kitchen tools and equipment that are perfect for the aspiring chef. A true MasterClass.