Beef Stroganoff Supreme
["1 1/2 lb. ground beef", "1 envelope dry onion soup mix", "1 can mushrooms, drained", "3 c. uncooked egg noodles", "3 c. hot water", "1 c. sour cream", "1 Tbsp. flour"]
["Brown beef in large skillet.", "Drain.", "Add onion soup mix and mushrooms.", "Top with noodles.", "Pour in hot water, moistening noodles thoroughly.", "Bring to a boil.", "Reduce heat and simmer covered for 20 minutes.", "Mix flour into sour cream.", "Fold into meat mixture.", "Simmer for 5 minutes."]
["ground beef", "onion soup", "mushrooms", "egg noodles", "water", "sour cream", "flour"]