For the spice rub combine all the ingredients together in a small bowl except for the pork steaks.
Rub the steaks evenly with the spice rub and wrap each one in plastic wrap. Refrigerate for at least on hour. (This can be done anytime during the day but no more than 24 hours in advance)
For the cooking, sauce combines all the ingredients together in a large bowl.
Prepare the grill on high heat and cook the steaks until browned on both sides. Pour half of the cooking sauce into the aluminum pan turning them to coat. Pour the rest of the sauce over the steaks and cover the pan with aluminum foil. Place the pan in the center of the grill and cook covered maintaining a temperature of 350F. Cook steaks to an internal temperature of 190F. (45 minutes to 1 hour)
Remove the steaks from the roasting pan and grill them over high heat until slightly charred.