9hr 20min · 6 servings Ingredients FOR THE BEEF: • 3 to 4-pound chuck roast or round roast trimmed of large chunks of excess fat • Kosher salt • 14.5 ounce can beef broth divided • 8 ounces pepperoncini pepper slices plus a splash of juice and additional for serving • 8 ounces giardiniera (mild or spicy) drained, plus additional for serving (look for the kind that is chopped, versus whole pickled vegetables) • Provolone cheese slices for serving • Hoagie buns for serving FOR THE SEASONING*: • 1 tablespoon Italian seasoning • 2 teaspoons granulated sugar • 1 teaspoon garlic powder • 1 teaspoon onion powder • ½ teaspoon kosher salt • ½ teaspoon black pepper • ¼ teaspoon thyme dried ground