the invention is directed to a box , namely a pizza box having a bottom wall ; a peripheral side wall attached to a periphery of the bottom wall ; a top cover including a rear edge hingedly attached to the side wall , a front edge , and two side edges between the front edge and the rear edge . the box is fitted with a serving tray having handles on at least two opposing sides . the serving tray is designed to fit inside the pizza box . the box may contain at least two slits in the top cover , each slit extending along the front edge , side edge or back edge . these slits are configured so that the handles from the serving tray partially fit into each slit thereby providing additional support for the overall structure of the pizza box . this allows the pizza box to be constructed of lighter material with the additional support coming from the handles of the serving tray .