My mother in law has a Breville table top instantaneous water heater that boils water in cup sized units. Something like this: https://www.breville.co.uk/kettl

My mother in law has a Breville table top instantaneous water heater that boils water in cup sized units. Something like this: https://www.breville.co.uk/kettles-and-toasters/hot-water-dispensers/hot-cup-hot-water-dispenser/VKJ142-01.html https://www.breville.co.uk/kettles-and-toasters/hot-water-di... but from quite a few years ago.