Beef Stroganoff

Ingredients

• 1 to 1 1/4 lb. beef steak, cut in strips (3/4 x 2-inch)
• 1/4 c. flour
• 1/2 tsp. garlic salt
• 3/4 tsp. salt
• dash of pepper
• 1/4 c. margarine
• 1/2 c. chopped onion
• 1 (4 oz.) can mushrooms
• 1 can beef broth
• 2 Tbsp. Worcestershire
• 1 Tbsp. catsup
• 1 c. sour cream
• noodles or rice