Cut the carrot into small cubes. Peel the barbecued onions, then cut them into thin wedges.
Heat the stock in a large casserole pan and add the carrots. Cook for 5 minutes, then add the broad beans and onions. Cook for another 5 minutes.
Meanwhile, shred the chicken meat and set aside. Cut the bell pepper into thin stripes.
Add the chicken bits and pepper slices to the stew, cook for 3-5 minutes to warm through.
Finally, stir in the lemon juice, zest, minced garlic and chopped herbs of your choice.
Serve warm.