Roast Beef with Horseradish Mustard Sauce Recipe

Roast beef with horseradish mustard sauce is a flavorful and nutritious choice. It’s packed with high-quality protein for muscle health, omega-3s for heart health, and antioxidants for immunity. Turmeric in the sauce adds anti-inflammatory benefits. With essential vitamins and minerals, it’s a delicious way to support overall well-being.

A dry rub of coriander, pepper, salt, and garlic encrusts the roast. Be sure to buy organic, hormone free beef.


  • 2 tablespoons ground coriander seeds
  • 1 tablespoon cracked black pepper
  • 2 teaspoons kosher salt
  • 5 garlic cloves (crushed)
  • 1 3-pound sirloin tip roast, trimmed


  • 3/4 cup prepared horseradish
  • 1/2 cup stone-ground mustard
  • 1/4 cup white vinegar
  1. Preheat oven to 450°.
  2. To prepare roast beef, combine first 4 ingredients; rub over roast. Place roast on a broiler pan coated with cooking spray. Insert a meat thermometer into thickest portion of roast. Bake at 450° for 20 minutes.
  3. Reduce oven temperature to 300° (do not remove roast from oven); bake an additional 40 minutes or until thermometer registers 140° (medium-rare) or desired degree of doneness. Place roast on a cutting board; cover loosely with foil. Let stand 15 minutes. (Temperature of roast will increase 5° upon standing.) Cut roast against grain into thin slices.
  4. To prepare sauce, combine horseradish, mustard, and vinegar. Serve with roast beef.

* Ketogenic 2:1, 3-4 oz serving of pasture raised roast beef with up to 1 Cup cooked cauliflower and 1 small/medium zucchini, cooked.