Braised Pork Chops with Sage

Name: Braised Pork Chops with Sage
Ingredients: 1/4 cup sugar; Kosher salt; 4 bone-in pork rib chops (8 ounces each), excess fat trimmed; 1/4 cup all-purpose flour; Freshly ground pepper; 2 tablespoons extra-virgin olive oil; 3 large sprigs sage; 3 cloves garlic, smashed; 1 lemon, sliced into 6 rounds and halved crosswise; 4 whole pickled pepperoncini, drained; 1 1/2 cups grape tomatoes; 1 cup low-sodium chicken broth; 2 cups prepared couscous, for serving; 1 tablespoon chopped fresh parsley