Beef with milk

1 lb lean ground beef 1 medium onion , quartered, sliced 1 medium bell pepper , cut into bite-size strips 6 slices bacon , crisp cooked and crumbled 1 (14 1/2[...]

1 tablespoon olive oil 1 yellow onion , chopped 2 celery ribs , finely chopped 1 garlic clove , minced 3 slices white bread 1/4 cup milk 1 lb ground chuck 1/2[...]