Remove any fat and gristle from chuck roast; cut into strips ½ inch thick by 2 inches long. Season with ½ teaspoon salt and ½ teaspoon pepper.
Melt butter in a large skillet over medium heat. Add beef and brown quickly. Dotdash Meredith Food Studios
Push beef to one side of the skillet. Add onions; cook and stir for 3 to 5 minutes, then push to the side with beef. Dotdash Meredith Food Studios
Stir flour into pan juices on the empty side of the pan. Pour in beef broth and bring to a boil, stirring constantly. Reduce heat to low and stir in mustard. Cover and simmer until beef is tender, about 1 hour. Dotdash Meredith Food Studios
Five minutes before serving, stir in mushrooms, sour cream, and white wine. Cook until heated through; season with salt and pepper. Dotdash Meredith Food Studios
Enjoy served over hot cooked noodles. DOTDASH MEREDITH FOOD STUDIOS
Beef Stroganoff · Dinner Match Lab | Dinner Match Lab