Combine meat, onions, celery, carrots, ... cook in slow oven (300 degrees) for 2 1/2 hours. Stir potatoes into stew and continue cooking, covered, for ... are done, stirring occasionally.
Cut roast into small pieces. ... in 300 degree oven. In saucepan, cook amount ... cornstarch and 1/4 cup water. Mix until smooth. Add cooked vegetables.