Beef Stroganoff

2 lbs beef, sliced(I used a sirloin tip roast)
1tsp good mustard(dijon, stone ground, etc.)
2 tsp. garlic salt
1Tbsp Worcestershire sauce
3 Tbsp Olive oil
1 medium Onion, diced
3 cloves garlic, minced
1 lb mushrooms, quartered
1 cup water
1 cup sour cream
Cooked egg noodles











Stir together beef, mustard,Worcestershire, and garlic salt in a large bowl and let sit in refrigerator at least an hour.

 Coat beef in flour

Saute the onion in the olive oil until transparent. Add garlic and beef and cook over medium heat until fond forms on the bottom of the pan.  Add mushrooms and water and cover.  Cook on low heat, stirring occasionally, for 1 hr or until meat is tender.  Add sour cream to pan, stir and spoon over egg noodles.