Inspiration Board of the Tagine and Donabes.
Sketching various proposed tops on a variety of interchangeable bottoms.
The design was made with a large LCD screen that brings up contextual menus based on what the top cookware is. Side scroll wheels should be easy to brush for Arthritic hands. Buttons are handled by force sensors to maintain a seamless easy-to-clean look and still be usable with wet or oily hands.