Steamer accessory for steam-heating and/or steaming food in a container

An electric steamer, comprising a container to contain the foods to be heated and/or steamed, and a lid with a lower face provided to be positioned on the container, wherein the lid comprises a steamer accessory for steam-heating and/or steaming the foods in the container, the steamer accessory comprising:

• a water reservoir communicating with the outside via a filling orifice;
• a steam generator comprising a steam production chamber connected to at least one steam distribution outlet provided in a lower part of the steam generator, the water reservoir communicating with the steam production chamber via a water supply inlet, wherein the steam production chamber communicates with at least one steam evacuation outlet positioned higher up than the water supply inlet, wherein the steam production chamber communicates with the at least one steam evacuation outlet via a steam expansion chamber positioned above the steam production chamber so that steam rising from the production chamber to the steam expansion chamber is confined above the at least one steam evacuation outlet, and wherein the at least one or each steam evacuation outlet communicates via a duct with the at least one steam distribution outlet provided in the lower part so that steam produced in the steam production chamber and rising to the steam expansion chamber escapes via the at least one or each steam evacuation outlet to reach the at least one steam distribution outlet by descending through said duct.