Abstract: The present invention relates to a tray (10) for cooking food in an oven or a microwave oven. The tray (10) comprises a flat, non-flexible base plate (12) and at least one side wall (14) surrounding the base plate (12), whereby the base plate (12) and the at least one side wall (14) are integrally formed. The base plate (12) and the at least one side wall (14) have a lattice structure comprising a plurality of webs (16) and a plurality of openings (18) introduced by means of a laser and/or by punching out. The tray (10) further comprises guiding means (22) attached to the base plate (12) and/or the at least one side wall (14). At least 45% of a surface formed by the base plate (12) and the at least one side wall (14) is formed by the plurality of openings (18).

Abstract: The present invention in particular is related to a method of conducting a liquid-based cooking process for food (8) with a cooking hob assembly (1) which comprises a cooking zone (3) with a heating element, a controller (4) and a temperature sensor (5). With the method, the controller (4) measures the liquid temperature of liquid inside a cooking vessel (6) via the temperature sensor (5) immersed in the liquid and controls the liquid temperature.