Marks & Spencer (M&S) has introduced a paper fiber ready meal tray trial for its Fiery Chicken Tikka Masala. Available in stores and on online grocer Ocado, the new tray is oven- and microwave-safe.The tray is made from FSC-certified paper fiber and can be recycled at home as paper without the need to remove the thin plastic lining. The solution was developed in partnership with 2 Sisters Food Group and Graphic Packaging International.