Originally Posted by Jknapp
Thermapen! The best in my opinion. Its a bit spendy, but you can use it in the kitchen and the brewery. Its a great tool.
This. And I use it in both places, too. It rocks for baking as well as brewing. I still have the old foot-long dial thermometer that came with my kit, and it sits in the boil pot during chilling, but for all my other brewing needs, it's Thermapen all the way. $100 well spent.