INGREDIENTS
1
beef chuck, roast
1
Mayonnaise
1
packet Au jus gravy mix, dry
1
Black pepper, freshly ground
1
packet Italian seasoning/salad dressing mix, dry
10
Pepperoncini peppers
2 tbsp
Olive oil
8
Ciabatta rolls
1/4 cup
Butter
1
Butter
8
slices Provolone cheese