disconnect from power supply first!
check element elements from sales@gwhitedist.co.uk delivery to your home on all those hard to find spares
gwhitedist.co.uk, July 2005
It sounds like the heating element has failed. I had exactly the same symptoms a few months ago. I took the cooker apart (fairly straight forward) and tested the element itself (using an electrical meter) and no current would pass through it. I replaced the element and all is fine now.