A traditional Russian dish featuring tender beef in a creamy mushroom sauce, perfect for a comforting meal.
	
    
    	
    		Directions
    	
					Step 1
			Melt 2 tablespoons of butter in a large skillet over medium-high heat.
					Step 2
			Add the beef slices and cook until browned on all sides. Remove and set aside.
					Step 3
			In the same skillet, add the remaining 2 tablespoons of butter and sauté the onions until translucent.
					Step 4
			Add the mushrooms and cook until they release their juices and are browned.
					Step 5
			Sprinkle the flour over the mushrooms and onions, stirring well to combine.
					Step 6
			Gradually add the beef broth, stirring constantly until the sauce thickens.
					Step 7
			Return the beef to the skillet, stirring to coat with the sauce.
					Step 8
			Stir in the sour cream and Dijon mustard. Season with salt and black pepper to taste.
					Step 9
			Simmer on low heat for 5-10 minutes until the beef is cooked through and the sauce is well combined.
					Step 10
			Garnish with fresh parsley before serving. Serve hot over egg noodles or rice.