Heinz creates world’s smallest portable microwave and can be powered via a link to the USB port on a laptop/computer.

Heinz has come up with a novel device that will heat up food at the desk of busy workers

However, it might also sustain a hard-working student through the many hours of lonely revision.

Heinz Beanz marketing manager, John Alderman, said: ‘Heinz Beanz and Hoops Snap Pots are one of the most innovative and successful new product launches in this category for the last two years, boasting sales of over 22million. Beanzawave is perfect partner to Heinz Snap Pots, allowing a nutritious snack to be whipped up anywhere in just 60 seconds.’

The Beanzawave is powered from a USB cable plugged into a computer

The main drawback, with component prices at current levels, is the fact that the mini-micro would carry a hefty price of around 100.

They were designed in response to the changing eating habits of Brits, who require a quick solution to mealtimes, a trend which is even more relevant in today’s environment.