There’s no denying that the SmegCombi Steam Oven is a sleek and beautiful piece of kitchen technology that cooks food well in ...

It is interesting how quickly things can change. In the 1970s, microwaves were considered revolutionary – never before had people been able to reheat food at whim or defrost meat in a machine.

Panasonic's CS89 combination microwave (or, 4-in-1 combination steam oven NN-CS89LBBPQ as you might see it listed) costs £469.99 in the UK and is available from all the usual electrical retailers.

The simplest method involves boiling a pot of water in the oven and steaming the interior for 30 minutes.

This is the product's overall performance score, based on key tests conducted by our industry experts in the CHOICE labs.