Cut the steak, against the grain, into thin strips more more than 3″ long
Marinate the steak in red wine for about 2 hours. Discard wine afterwards.
In a pan, melt the butter and fry the steak at high heat on all side, until no more pink shows
Remove steak from the pan, heat up the pan and add the onions, mushrooms and garlic.
Sautee until soft and aromatic, about 3 – 5 minutes.
Remove veg and heat up the juices.
Stir in the flour, mix it up well and add the broth, mix very well. Remove all the bits from the bottom of the pan.
Stir constantly until bubbly, lower the heat
Add the mustard and Worcestershire sauce.
Stir the onions, garlic and mushrooms, and steak. As well as any accumulated juices.
Warm the mixture up and simmer until the steak is tender, if not already.
Warm up your noodles.
Stir the sour cream and cream cheese into the Stroganoff