Beef with bread

vegetable oil cooking spray 1 lb ground beef (or 1 package. Morningstar Crumbles) 1/4 cup chopped onion 1/4 cup chopped green pepper 1 tablespoon olive oil[...]

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[...]