Stroganoff - cooking recipe

Ingredients

1 lb. beef sirloin
2 Tbsp. flour (more for thicker sauce)
2 Tbsp. butter or oil
1 pkg. fresh mushrooms, sliced
1/2 c. onion
1 c. tomato sauce
1 c. beef broth
1 c. sour cream
cooked rice or noodles

Preparation

Cut sirloin into strips and coat with flour.
Heat skillet and add butter or oil.
When melted, brown beef.
Add mushrooms and onion, then add tomato sauce and beef broth.
Simmer for 1/2 hour to an hour.
For thicker sauce, simmer longer.
For thin sauce, add more liquids (equal parts).
Before serving add sour cream. Serve over rice or noodles.