Prep Time: 20 minutes
Cook Time: 195 minutes
Total Time: 215 minutes
Servings: 10
Preheat oven to 300°F.
In a small mixing bowl, combine salt, basil, pepper, tarragon, garlic flakes, and onion flakes. Coat rib roast evenly with seasoning blend. Place in a roasting pan fitted with a rack, bone side down.
Roast for 3 hours or until roast reaches 100°F internal temperature.
Increase the oven temperature to 500°F. Sear for about 15 minutes or until the roast reaches and internal temperature of 115°F. (The oven may not reach the full 500° by the time it is ready to remove.)
Remove from oven and rest 20 minutes, tented with foil. Slice and serve, seasoning each slice with additional salt and pepper to taste.