A modular galley for an aircraft comprises several vertical and horizontal structural elements, and usage areas provided therebetween for accommodating slide-in devices, built-in devices or items of equipment. The galley comprises first structural elements that form an essentially unchangeable basic element which comprises connection elements for the mechanical connection of second structural elements, add-on devices, built-in devices, items of equipment and / or slide-in devices that are variable, and comprises interfaces for the supply to items of equipment that are provided in the galley wherein the connection elements and interfaces are standardized such that various structural elements, add-on devices, built-in devices, items of equipment and / or slide-in devices can be interchanged or can be affixed at various locations.