Beef Au Jus Sandwiches
- 1 large onion, sliced
- 1 14oz can beef broth
- 4 lbs beef boneless beef rump roast, fat trimmed
- 2 tbsp balsamic vinegar
- 1 envelope Italian salad dressing mix
- 1/2 tsp salt
- 1/4 tsp black pepper
- 12 hoagie rolls, split
- 12 slices of provolone cheese, cut in half
Place onion slices and broth in a 3 to 4 qt crock pot. Coat beef roast with vinegar. Put beef roast on top of onions in crock pot. Dust with dressing mix, salt and pepper.
Cover. Cook on low 8 to 10 hours.
Before serving, take beef roast out of pot and cut into thin slices. Return slices to the crock pot and mix well.
Serve beef on buns with cheese, and other condiments (mayo, horsey sauce)