Slow Cooker French Dip Sandwich Au Jus

-pound beef roast (choose a well-marbled cut such as a chuck roast)

bottle of dark beer

beef broth

minced garlic

Worcestershire sauce

garlic powder

onion powder

dried thyme

Freshly ground black pepper,

French baguette, French rolls, hoagie rolls, or other crusty bread for serving

Slices of provolone, Swiss or mozzarella cheese