Preheat oven to 180°C. Evenly coast beef in flour. In a heavy pan, heat Flora Buttery Spread and fry onions until softened. Add beef and cook until well browned.
Place beef and onions in an ovenproof dish, wish mushrooms and potatoes, Continental Beef Stroganoff Recipe Base, 1¼ cup water, carrots and tomatoes.
Place in oven and cook for 1 hour, uncovered or until beef is tender.