For The Beef:
3 to 4 lb beef round roast, trimmed
1 tbsp minced garlic, minced
1 tbsp fresh rosemary, or 1 tsp dry
1 tbsp fresh thyme, or 1 tsp dry
1 tsp kosher salt
1/2 tsp ground black pepper
2 to 3 14.5 oz cans Swanson's low-sodium beef broth
1 tsp Worcestershire sauce
10 whole peppercorns
1 bay leaf
1/2 large onion, cut into chunks
For the Caramelized Onions (makes about 1 cup):
1/2 tablespoon extra-virgin olive oil
3 large onions, thinly sliced
1/2 tsp Kosher salt
For the Peppers (makes about 2 cups):
1 large red bell pepper, cored, seeded and sliced into strips
1 large green bell pepper, cored, seeded and sliced into strips
For the Sandwich:

Sargento Reduced Fat Provolone or Mozzarella Slices
whole wheat baguettes or rolls, cut into 2 oz pieces