To be honest, I use Ryan Chesters rubs, and for the most part, I can recreate the look pretty closely in terms of color. There is no magic. I have to say, that whatever Steph does to his rubs, the Simply Marvelous rubs handle and cook like something I can't recreate. But, I suspect it is more about spices than any coloring.
I'm feeling bearish, and I'm packing a Wusthof Grand Brisket slicer from MABA
"perhaps...but then again...maybe not..."