INGREDIENTS
1
medium yellow onion
3/4 cup
beef broth/stock (a small Campbell
1/4 cup
soy sauce
1/2 cup
water
1 tbsp
Worcestershire sauce
1 tbsp
creole mustard
2 cloves
garlic, roughly chopped
~3lb chuck roast
salt
pepper
6
sandwich rolls, split
6
slices of provolone or swiss cheese