Slow-Roasted Prime Rib with Mushroom Jus

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Preparation info
  • Serves

    8

    • Difficulty

      Easy

Appears in
Fresh with Anna Olson

By Anna Olson

Published 2009

  • About

The Rolls Royce of roast beef. Slow-roasting it is the most loving way to treat such a tasty cut.

Ingredients

½ whole prime rib roast, about 8

Method

Preheat the oven to 325°F (160°C).

Place the roast upright in a roasting pan. Stir together the mustard, horseradish, salt, and pepper and rub over the surface of the roast. Place uncovered on the oven’s center rack and cook for 2 to 2½ hours, to an internal temperature of 130°