Name: Perfect Prime Rib
Prep time: 10 min
Cook time: 120 min
Total time: 135 min
Yield: 8 servings
Ingredients: 5 lb Prime Rib (, also called Standing Rib Roast); 2 tbsp olive oil (, or melted butter, or cooking spray); 2 Tbsp Ground black pepper; 1 Tbsp Garlic Powder; 1 Tbsp Onion Powder; 2 Tbsp Herbes de Provence; 1 Tbsp Dry mustard; 1/4 cup Kosher salt (, large crystals not fine); Au jus beef stock sauce; creamy horseradish sauce