Preheat oven to 325 degrees. Add flour to the bag and shake to coat. Place bag in 13x9x2 baking dish with the opening towards the wide side of the dish. Add the water and soup mix to the bag and squeeze the bag to mix with the flour. Add the roast to the bag and turn bag to coat beef with sauce. Arrange the vegetables around the meat. Drizzle the Kitchen Bouquet on top of the meat and sprinkle with parsley. Close the bag with the nylon tie and cut 6 1 inch slits in the top of the bag. Tuck the ends of the bag into the pan. Bake 3 hours or until beef is fork tender.