Put all ingredients, except milk and butter in crock pot. Cover; cook slow 10- 12 hours; high 3-4 hours (or simmer 1 1/2 hours on ... serve topped with chives.
With pot on low, sprinkle steak with dry onion soup mix. Pour hot water over ... low 4-6 hours or until meat is tender. Turn ... 30 minutes. (5-6 servings.)