Seitan Bourguignon

Name: Seitan Bourguignon
Ingredients: 2 tablespoons olive oil; 4 (1/2-pound) packages traditional-flavored seitan, broken into bite-size pieces; 4 shallots, minced; 2 large carrots, peeled and sliced crosswise into 1-inch pieces; 3 cloves garlic, coarsely chopped; 2 tablespoons tomato paste; 1/2 (750 mL) bottle pinot noir; 1 cup homemade or store-bought low-sodium vegetable stock; 1/4 cup chopped fresh flat-leaf parsley, plus more for garnish; 1 large bay leaf; 1 teaspoon dried thyme; 15 pearl onions, fresh or frozen, peeled; 3 tablespoons all-purpose flour; 2 tablespoons margarine; Coarse salt and freshly ground black pepper; Mushroom Bacon Topping