Who's Cooking: Lucy Seitz

A retired reading specialist, she lives in Cold Spring Harbor with her husband.

Mushroom-Stuffed Flank Steak Rolls

Lucy serves these Flank Steak Rolls with a white and wild rice mix such as Uncle Ben's.

½ cup soy sauce

½ cup red wine vinegar

2 tablespoons Worcestershire sauce

4 garlic cloves, minced

6 tablespoons unsalted butter

1 pound white mushrooms, sliced

1 cup finely chopped onion

6 tablespoons unsalted butter

¾ cup finely chopped fresh Italian parsley

Salt

Ground black pepper

2 tablespoons flour

2 cups low-sodium canned beef broth

Makes 6 servings