Beef Stroganoff
["3 Tbsp. butter or margarine", "1/2 c. chopped onion", "1 lb. boneless steak, cut into thin strips", "1 c. sliced fresh mushrooms", "big pinch of whole thyme leaves", "1/2 tsp. salt", "1/4 tsp. pepper", "beef broth", "2 Tbsp. flour", "1/2 to 1 c. sour cream or yogurt"]
["Combine butter and onion in a 13 x 9 x 2-inch oblong baking dish.", "Microwave, uncovered, at power level High for 4 to 5 minutes or until onion is fairly soft, stirring once.", "Add beef, mushrooms and seasonings.", "Microwave, uncovered, at power level High for 9 to 10 minutes, or until beef is cooked, stirring twice."]
["butter", "onion", "boneless steak", "mushrooms", "thyme", "salt", "pepper", "beef broth", "flour", "sour cream"]