Beef Stroganov

Yield:	6 Servings
Categories:	Russian, Meats

2	tb	Flour
		Salt
		Pepper
2	lb	Top sirloin, cut into thin strips 1" wide
		Butter
1	md	Onion, chopped
1/4	lb	Small button mushrooms
1	cn	Tomato sauce (8 oz)
1		Bay leaf
1	c	Sour cream