Place the stew pack and the extra garlic into a frying pan and sue ta for 5 minutes, or if frozen, add veg straight to the slow cooker. - but still saute the extra garlic. Remove veg to the slow cooker if in the pan then add the veg stock.
Add the chicken and cook until nicely browned all over. Add the sherry or port and cook through for another 5 minutes. Add to the slow cooker.
Add the cubed potatoes and bay leaves and cook for 7-8 hours. Serve in a bowl with a crusty roll.