The Nutrimatic Drinks Dispenser is a product of the Sirius Cybernetics Corporation, a machine featured in The Hitchhiker's Guide to the Galaxy by Douglas Adams. The Sirius Cybernetics Corporation is a fictional company from Douglas Adams Hitchhikers Guide to the Galaxy. ... The cover of the first novel in the Hitchhikers series, from a late 1990s printing. ... Douglas Noël Adams (March 11, 1952 – May 11, 2001), also known (to fans) as Bop Ad or Bob (after his illegible signature) or by his initials DNA (Watson and Cricks famous discovery was announced in Cambridge, nine months after Douglas Adams was born there). ...

The Guide has this to say on the Nutrimatic Drinks Dispenser:

When the 'Drink' button is pressed it makes an instant but highly detailed examination of the subject's taste buds, a spectroscopic analysis of the subject's metabolism, and then sends tiny experimental signals down the neural pathways to the taste centres of the subject's brain to see what is likely to be well received.

However, no-one knows quite why it does this because it then invariably delivers a cupful of liquid that is almost, but not quite, entirely unlike tea.

In The Restaurant at the End of the Universe, Arthur Dent manages to freeze up a Nutrimatic Drinks Dispenser (along with the rest of the spaceship they are on) by asking it to make him tea. The Restaurant at the End of the Universe (1980, ISBN 0345391810) is the second book in the Hitchhikers Guide to the Galaxy comedy science fiction series by Douglas Adams. ... Simon Jones as an upset Arthur Dent, watching his home being demolished in the first episode of the BBC TV series. ...