Prep Time: 15 mins
Cooking Time: 20 mins
Ready In: 1 hr 5 mins
Yield: 3
Cuisine:
Cooking Method: Simmer

500 grams rib eye or sirloin, sliced into 1 1/2-inch strips
1/2 cup worcestershire sauce
ground black pepper, to season
1 1/2 tablespoons butter
1/2 tablespoon olive or vegetable oil
1 white onion, chopped
1 156-gram can button mushrooms, sliced
1/4 cup dry white wine or chicken stock
1 10.75-ounce can cream of mushroom soup
salt, to season
1 200-gram container sour cream
300 grams fettuccine noodles, cooked according to package directions
chopped parsley, for garnish