chopped fresh parsley, for garnish
12 oz. egg noodles, cooked as directed on package
black pepper
Salt
3/4 cup sour cream
1 tbsp. worcestershire sauce
1/4 cup dry white wine
1 1/4 cups beef broth
2 tbsp. butter
1 tsp. chopped fresh garlic
1/4 cup finely diced yellow onion
1 cup sliced cremini mushrooms
1 tbsp. olive oil
1/2 tsp. kosher salt
4 tbsp. all-purpose flour, divided
1 1/2 pounds thinly sliced steak