1.Preheat the oven to 200 °C.
2.Peel the onion. Cut into strips, along with the candied lemon, then dice the tomato and potatoes.
3.Place the onion strips, diced potato and chicken legs in the Pyrex® oven dish, then add the curry spices. Add a little oil and place in the oven for 10 minutes.
4.Pour a little water into the casserole dish, then season. Place the lid on the dish and lower the cooking temperature to 160 °C. Leave to cook for 30 minutes.
5.Add the pitted olives, lemon strips and diced tomato to the mixture. Add a little water if necessary. Then put the lid back on the dish and continue cooking for another 20 min.
6.Add the parsley when cooked, then adjust the seasoning if necessary.