Beef Stroganoff - cooking recipe

Ingredients

1 1/2 lb. beef tenderloin or boneless top loin steak (about 1/2-inch thick)
2 Tbsp. margarine or butter
1 1/2 c. beef broth
2 Tbsp. ketchup
1 tsp. salt
1 small clove garlic, finely chopped or 1/8 tsp. instant minced garlic
8 oz. mushrooms, sliced
1 medium onion, chopped (about 1/2 c.)
3 Tbsp. all-purpose flour
1 c. dairy sour cream

Preparation

Cut beef tenderloin across grain into strips, each about 1 1/2 x 1/2-inch.
Cook and stir beef in margarine in 10-inch skillet over low heat until brown.
Reserve 1/3 cup of the broth.
Stir remaining broth, the ketchup, salt and garlic into skillet.
Heat to boiling; reduce heat.
Cover and simmer until beef is tender, about 10 minutes.