Beef with refried

4 1/2 pounds stewing beef , preferably a combination of beef round and beef chuck, cut into large pieces. 4 carrots , peeled and cut into rounds 3 medium[...]

2 TBSP vegetable oil , divided Didn't use this 1 lb lean ground beef I used about a pound and a half 2 onions finely chopped I used much less 4 stalks celery[...]