Betty Crocker's Hamburger Stroganoff

1 pound ground beef
1 medium onion, chopped (about 1/2 cup)
1/4 cup butter or margarine
2 tablespoons flour
1 teaspoon salt
1 teaspoon garlic salt or 1 clove garlic, minced (I prefer the minced garlic)
1/4 teaspoon pepper
1 can (8 ounces) mushroom stems and pieces, drained
1 can (10 1/2 ounces) condensed cream of chicken soup
1 cup dairy sour cream
2 cups hot cooked noodles
Snipped parsley

In a large skillet, cook and stir ground beef and onion in butter until onion is tender. Stir in flour, salt, garlic or garlic salt, pepper and mushrooms; cook 5 minutes, stirring constantly. Remove from heat.

Stir in soup; simmer uncovered 10 minutes. Stir in sour cream; heat through. Serve over noodles. Sprinkle with snipped parsley.

4 to 6 servings.