Classic Salisbury Steak

Instructions

1. 1
   In a mixing bowl, combine ground beef, bread crumbs, egg, ketchup, Worcestershire sauce, garlic powder, onion powder, salt, and pepper. Mix and shape into four oval patties.
2. 2
   Heat 1 tablespoon olive oil in a large skillet over medium-high heat. Brown patties for 3-4 minutes per side. Remove to a plate.
3. 3
   Add remaining 1 tablespoon olive oil to the same skillet. Sauté onions for 2 minutes, then add mushrooms and cook until golden, 5-7 minutes.
4. 4
   Sprinkle flour over onions and mushrooms, stir well, and cook 1 minute. Gradually pour in beef broth, add ketchup and Worcestershire, and scrape the pan.
5. 5
   Return patties (plus juices) to skillet. Cover, simmer 10-12 minutes, flipping once. Stir in butter before serving and garnish with parsley.