Step 1

Heat the slow cooker on the low setting.

Step 2

In a large skillet over medium heat, sear the beef in olive oil, browning on both sides. Transfer to slow cooker.

Step 3

To the slow cooker, add the beef stock, bacon, tomatoes, bell peppers, mushrooms, celery, carrot, onion, garlic, tomato paste, Worcestershire sauce, salt, pepper, garlic powder, onion powder, and dried oregano.

Step 4

Cover and cook on low 6-8 hours.