"There is a cheaper and easier route...
Go to a drugstore and get the cheapest heating pad (electric blanket). The more expensive ones have auto-shut off and terry clothe covers which you don't need.
I just flip over a 1/2 sheet pan on…"
"Another problem: What temperature does the hotplate get to? Chances are it gets much hotter than the contents are intended to get, and as a result could burn your chocolate - especially if it's not being moved off of the…"
"I also think this stirrer would not work as well as you would need it to and I don't think the other stirrer you linked in your reply would do the job either. In my opinion, you'd be better off saving that money for the future and…"
Thanks for your reply. I have a few follow-up ideas I'd like to see if you have any thoughts on.
1) The company that makes this hotplate also sells magnetic stirrers up to 5 cm long. That still won't scrape the sides but at…"
"a magnetic stirrer as I know from labs I've worked in will not stir the chocolate very well. You need to make sure you get all the chocolate off the walls on each stir as most tempering machines do, whereas a magnetic stirrer is…"