"Just like the steakhouse-style prime roast your grandparents served at Christmas, but better, because it’s made using the reverse-sear method for a super-tender, evenly cooked interior and an extra-crispy crust...."
INGREDIENTS
•
1 (6-pound) boneless prime rib roast, trimmed, tied
•
4 tablespoons store-bought or homemade Montreal-style steak seasoning, divided
•
1 cup sour cream
•
1/4 cup prepared horseradish
•
1 teaspoon freshly ground black pepper
•
1/2 teaspoon kosher salt
•
1/2 cup Dijon mustard, divided
•
1/4 cup (1/2 stick) melted unsalted butter