Step 1

Place London broil along with mushrooms, wine, parsley, rosemary, garlic and shallots in a plastic bag and secure.

Step 2

Place in the refrigerator for about an hour to marinate.

Step 3

Remove beef from marinade and place in a large skillet and cook over medium heat until cooked to your liking. Place steak aside.

Step 4

In the same skillet, place reserved marinade, beef broth and tomatoes and cook over low heat for 15-20 minutes. Slice London broil and pour sauce over meat.