Recipes and Cooking Holiday Rib Roast with Grain Mustard Sauce Steal the show at a holiday or special occasion dinner with this Holiday Rib Roast with Grain Mustard Sauce recipe. Sear the rib roast in a skillet first, then roast for the best results. By BHG Test Kitchen BHG Test Kitchen The Better Homes & Gardens Test Kitchen has been in continuous operation for nearly 100 years, developing and testing practical, reliable recipes that readers can enjoy at home. The Test Kitchen team includes culinary specialists, food stylists, registered and licensed nutritionists, and other experts with Bachelor of Science degrees in food science, food and nutrition, or culinary arts. Together, the team tests more than 2,500 recipes, produces more than 2,500 food images, and creates more than 1,000 food videos each year in the state-of-the-art test kitchen. Learn about BHG's Editorial Process Updated on December 18, 2017 Print Rate It Share Share Tweet Pin Email Prep Time: 30 mins Roast Time: 2 hrs Stand Time: 15 mins Total Time: 30 mins Servings: 10 Yield: 2 cups sauce Jump to Nutrition Facts Ingredients 1 recipe Garlic-Herb Rub 1 6 pound beef rib roast (3 bones) 1 tablespoon vegetable oil ½ cup unsalted butter, melted 4 medium shallots, sliced 6 cloves garlic, halved 1 tablespoon olive oil ½ cup dry white wine 2 cup lower-sodium beef broth 1 ½ tablespoon coarse grain mustard 1 tablespoon fresh grated horseradish or 1 tsp. prepared horseradish 2 tablespoon cold unsalted butter Garlic-Herb Rub 2 tablespoon chopped fresh thyme 1 ½ tablespoon cracked black peppercorns 7 cloves garlic 3 tablespoon olive oil Directions Position oven rack just below center. Preheat oven to 350°F. Prepare Garlic-Herb Rub; set aside. Season roast with salt. In a large skillet brown roast on all sides in hot vegetable oil. Place meat, fat side up, on a rack in a shallow roasting pan. Spread Garlic-Herb Rub evenly over roast; spoon over butter. Roast, uncovered, 2 to 2 1/4 hours for medium rare (135°F) or 2 1/4 to 2 1/2 hours for medium (150°F), spooning butter from the pan over meat occasionally. Meanwhile, in a large skillet cook shallots and garlic in hot oil 5 to 8 minutes or until shallots are golden brown. Remove from heat. Carefully add wine. Return to heat. Simmer, uncovered, 5 minutes or until reduced by half. Stir in beef broth. Simmer, uncovered, 8 minutes more or until reduced to 1 1/2 cups. Transfer roast to a cutting board. Cover with foil; let stand 15 minutes before slicing. (Roast will continue to cook as it sits.) Temperature of meat after standing should be 145°F for medium rare and 160°F for medium. Sprinkle with fresh thyme, if desired. While roast stands, prepare grain mustard sauce. Drain from roasting pan. Add 1/2 cup water and the 1 1/2 cups beef broth mixture. Cook and stir, scraping up browned bits from bottom of pan. Simmer; strain sauce through a fine sieve into a small saucepan, if desired. Simmer 2 minutes. Add mustard and horseradish. Whisk in butter, 1 tablespoon. at a time. Season with salt and ground black pepper. Serve sauce with sliced meat. Garlic-Herb Rub In a food processor combine thyme, peppercorns, and garlic. Cover and pulse until combined. Add olive oil; pulse to a coarse paste. Andy Lyons To serve 10 people, first use a sharp knife to remove the bone from the roast. Slice against the grain into 10 slices. For a holiday feast, if you want to server larger portions give each guest a slice with the bone, look for a larger 6-bone rib roast. Rate it Print Nutrition Facts (per serving) 488 Calories 37g Fat 3g Carbs 31g Protein Show Full Nutrition Label Hide Full Nutrition Label Nutrition Facts Servings Per Recipe 10 Calories 488 % Daily Value * Total Fat 37g 47% Saturated Fat 16g 80% Cholesterol 119mg 40% Sodium 373mg 16% Total Carbohydrate 3g 1% Total Sugars 1g Protein 31g Vitamin C 3mg 15% Calcium 30.3mg 2% Iron 3.6mg 20% Potassium 491mg 10% Folate, total 12.1mcg Vitamin B-12 3.7mcg Vitamin B-6 0.4mg *The % Daily Value (DV) tells you how much a nutrient in a food serving contributes to a daily diet. 2,000 calories a day is used for general nutrition advice.