The secret to this onion gravy recipe is the long slow cooking of the onions and the best quality stock you can find. Heat the oil in a frying pan and add the onion. Fry on a low heat for 30-45 ...

You can also add 85g/3oz frozen peas, sweetcorn or spinach per person, or any roasted vegetables. Bring to a simmer and cook for 2–3 minutes until hot through. Any leftovers will keep in an ...