Place chuck roast in a slow cooker.
Mix together in a bowl or large measuring cup the beef base, garlic, thyme, rosemary, pepper and soy sauce.
Make sure to stir the beef base up good and pour it over the roast.
Throw in a bay leaf and pour the water over the roast. you want just enough so that it just covers your roast. Cook in the crockpot on low for 6-8 hours.
Cook for 6-8 hours on low.
Take the chuck roast out of the slow cooker, save the juice.
Using 2 forks shred the meat.
Put meat on a roll and cover with provolone cheese.
Ladle some of the juice left in the Crockpot in a small bowl and use for dipping.