Hot Slow-Roasted Pork, Onion, and Mozzarella Sandwiches Recipe

Ingredients

• 4 large garlic cloves
• 1 1/2 teaspoons coarse kosher salt
• 1/4 cup chopped fresh parsley
• 3 tablespoons extra-virgin olive oil
• 2 teaspoons dried basil
• 2 teaspoons dried oregano
• 2 teaspoons dried rosemary
• 1 teaspoon dried rubbed sage
• 1 teaspoon fennel seeds, ground in mortar with pestle or spice grinder
• 1 teaspoon ground black pepper
• 1 9-pound whole pork shoulder with bone
• 1 tablespoon cornstarch
• 1 tablespoon red wine vinegar
• 1 pound onions, halved, cut into 1/4-inch-thick slices
• 1 pound red bell peppers, seeded, cut into 1/2-inch-wide strips
• 1/2 pound green bell peppers, seeded, cut into 1/2-inch-wide strips
• 10 crusty rolls, split, toasted
• 1 1/2 pounds fresh mozzarella cheese, thinly sliced