Check out the video.
https://blog.thermoworks.com/2018/0...inbox&utm_campaign=April2018-Caveman-Steak-cs
https://blog.thermoworks.com/2018/0...inbox&utm_campaign=April2018-Caveman-Steak-cs
Even the article recommends lump charcoal.
I would think briquettes would "dirty up" the meat a lot more.