Roast Pork and Broccoli Rabe Sandwiches Recipe

Name: Roast Pork and Broccoli Rabe Sandwiches Recipe
Ingredients: 1 whole bone-in, skin-on pork shoulder, 8 to 12 pounds total; Kosher salt and freshly ground black pepper; 1 pound broccoli rabe, tough stems trimmed; 2 tablespoons extra-virgin olive oil; 6 medium cloves garlic, thinly sliced; 4 anchovy filets, mashed; 1/2 teaspoon red pepper flakes, plus more to taste, divided; 1/4 cup cider vinegar; 36 slider-sized soft rolls, such as Martin's Party-Sized Potato Rolls, split in half and toasted lightly; 18 slices sharp Provolone cheese; 1 quart store-bought or homemade pickled cherry peppers