https://www.netherton-foundry.co.uk/iron-frying-pans/12-inch-saute-pan Something like this

It looks like an induction cooktop. I don't think they work that well with cast iron. A high quality stainless steel pan is definitely preferable to a Teflon coated pan. Steaks should be seared at high temperatures otherwise they sweat in the own juices. I'd be concerned with heating Teflon to th...