Add pepper, salt, smoked salt, granulated garlic, onion powder, and thyme into spic grinder. Grind until a fine powder.

Cover entire roast in halft the spice powder and let sit for 10 minutes. The salt should draw out some of the moisture from the roast. Add second coat to roast. Double wrap in plastic wrap ensuring there is no air between wrap and roast.

Place roast in refrigerate for 3 days.

Unwrap roast and remove rub from the roast.

Place beef in roasting pan. Season with a light coating of garlic powder, onion powder, thyme, and fresh cracked pepper. Bring to room temperature.

Preheat oven to 200 F. Cook beef until 150 internal temperature. Approximately 20 min per pound.

Rest 30 minutes before slicing.