Abstract: The invention relates to a cooking assembly for a cooker or a cooking top, the assembly including a cooking plate (1) and at least one gas burner (100) enabling a receptacle to be heated, said cooking plate including an opening (4) associated with said burner to enable the burner to act directly. According to the invention, at least one of the gas burners (100) is a radiant burner having a metal fiber structure, with its top face (101) being essentially plane and flush with the top surface (P) of the cooking plate (1), said radiant burner (100) being organized so as to close the associated opening (4). The invention is applicable to cooking assemblies for cookers or cooking tops having a cooking plate made of vitroceramic, of molded glass, or of agglomerated inorganic fibers.