Place roast in slow cooker. Add all of the ingredients and cook on low for 8+ hours. When roast is tender, remove roast from crock pot. Pour the cooking liquid now (au jus) into a bowl. Shred the meat and place back into slow cooker.
French Dip is best served on toasted French, or hoagie rolls with provolone or swiss cheese, mayonnaise, and or horseradish if desired.