Molasses Braised Short Ribs

Name: Molasses Braised Short Ribs
Ingredients: 1 red bell pepper, stems and seed removed; 3 tablespoons grapeseed oil (1 tablespoon to roast the bell pepper, and 2 tablespoons to saute the vegetables); 4 pounds beef short ribs, cut into lengths which will fit into a pan to saute; Salt and freshly ground black pepper; 2 tablespoons grapeseed oil; 2 stalks celery, diced small; 2 large carrots, peeled and diced small; 1 large onion, diced small; 1 quart beef stock; 2 tablespoons tomato paste; 1/4 cup molasses; 1 tablespoon minced fresh rosemary leaves, stripped from 5 or springs; 1 tablespoon minced fresh thyme leaves, stripped from 3 or 4 large sprigs; 2 tablespoons cornstarch; 2 tablespoons minced fresh flat-leaf parsley