Beverage dispenser for high hygienic requirements

A beverage dispenser, comprising:

• an inlet for drawing a liquid from a source;
• an outlet for outputting a beverage to a portable user vessel;
• a demineralization device for demineralizing the liquid from the source having an input and an output, wherein the input of the demineralization device is coupled with the inlet;
• a pump causing a flow of liquid from the inlet to the outlet;
• a controller controlling the pump and at least one beverage preparation device;
• and
• a beverage preparation device having an input and an output, wherein the input of the beverage preparation device is coupled with the output of the demineralization device and the output of the beverage preparation device is coupled with the outlet,
• wherein the beverage preparation device, the outlet, all active components and all passive components downstream of the demineralization device contacting the beverage on every surface contacting the water consist of a biological inert material, wherein the biological inert material is selected from a list consisting of:
• stainless steel;
• VA steel;
• V1A steel;
• V2A steel;
• V3A steel;
• V4A steel;
• V5A steel;
• titanium and combinations thereof, and
• wherein the controller controls the pump after a request of a user to dispense beverage such that in all beverage preparation devices an equal flow rate is achieved.