Beef Roast with Mushroom-Onion Sauce and Dijon Herb Potatoes | Publix Super Markets

Ingredients

• 4 lb boneless New York strip loin roast
• 2 tablespoons canola oil
• 1 (1.25 oz) packet roasted potato seasoning (or 1/4 cup steak seasoning)
• 1/4 bunch fresh Italian parsley
• 3 tablespoons garlic-herb butter
• 3 tablespoons all-purpose flour
• 2 cups water
• 1/2 cup Marsala wine (or beef broth)
• 1/4 cup heavy whipping cream
• 2 tablespoons beef bouillon base (or 2 cubes beef bouillon)
• 1 (14.4 oz) package frozen pearl onions
• 16 oz fresh whole white mushrooms
• 1 tablespoon canola oil
• 3 tablespoons garlic herb butter
• 1 bag baby gold potatoes, halved (24–28 oz)
• Zest/juice of 1 lemon
• 1/4 cup Dijon mustard
• 2 tablespoons grated Parmesan cheese
• 1/4 teaspoon kosher salt
• 1/4 teaspoon pepper
• 3 tablespoons fresh Italian parsley, finely chopped