2-pound London broil

salt, to taste

pepper, to taste

1/2 teaspoon garlic powder

1/4 cup Tuscanini Olive Oil

1 red onion, finely chopped

1/2 pound shiitake mushrooms, sliced

1/2 cup beef broth (or water plus 1 tablespoon beef flavor soup mix)

1/4 cup dry red wine, such as Alfasi Cabernet Sauvignon

1 tablespoon Tuscanini Tomato Paste