Try this homemade Unattended Prime Rib Roast recipe the whole family will love. Made with prime rib roast, garlic, salt and black pepper. Easy step-by-s…
This Unattended Prime Rib Roast relies on simple, everyday ingredients such as prime rib roast (6-9 pounds), black pepper (to taste) and garlic powder (optional). It comes together quickly and makes 4 servings, at about 227 kcal each. The step-by-step instructions below are written to be easy to follow, even on a busy day.
It's versatile enough for an easy weeknight dinner yet satisfying enough for guests at the weekend. Serve it with your favorite sides, and keep any leftovers for a quick meal the next day.
Updated Jun 30, 2026