Standing Rib Roast with Onion Au Jus | Publix Super Markets

Ingredients

• 2 medium sweet onions
• 8 cloves garlic
• 1 tablespoon kosher salt
• 2 teaspoons pepper
• 2 teaspoons dried thyme
• 1 standing rib roast (4–5 lb)
• 1 1/2 cups reduced-sodium beef broth (or stock)
• 1 cup dry red wine (or beef broth)
• 2 tablespoons Worcestershire sauce