1. Heat salad oil in Dutch oven. Saute chopped onion and garlic until tender. 2. Add "TVP", water, beef broth, bay leaf, salt, pepper and Worcestershire sauce. Bring to boiling, lower heat. Simmer, covered, 15 minutes. 3. Add carrots, potatoes, and celery. Simmer, covered, 20 minutes longer, or until tender. 4. Reduce heat to low and add whole onions. Cook 10 minutes. 5. Remove bay leaf. Thicken broth with 2 tablespoons flour mixed to a smooth paste with 0.5 cup water. 6. Arrange tomato wedges, skin side up, on top of stew. Simmer covered 5 minutes.