I did not set the fire alarm off and I achieved this:
For anybody interested, behold the pan:
If you’re lucky, you might find it for £14.99 in TK Maxx. I think I like this more than the cast iron, although… a serious cook would have one of those. It’s lighter and extremely easy to clean. It didn’t get as hot as I wanted it to be, that’s why the chicken looks a bit fried, rather than grilled. Probably the electric hob is to blame, not the pan.