Perfect for a crisp, fall weekend!

- 2lb Roast beef roast (cheap cuts are best)
- 1 tbsp.Rosemary, dried
- 2 tsp. Garlic powder
- 2 tsp. Onion powder
- Salt & Pepper as desired
- 6 Buns
- 6 slices Provolone (or shredded)
- 1 tsp Horseradish
- 1 tsp Butter
- Beef broth or Au Jus (optional)