Heat oil in a 3 litre saucepan on medium high heat. Saute cinnamon, cloves and bay leaf 1 minute. Add onion and saute until dark brown (about 20 to 25 minutes), stirring frequently to prevent burning. Add garlic and ginger; cook 2 minutes. Add tomatoes and cook until soft, about 8 minutes. Mash with the back of a spoon. Add cilantro powder, cumin chilli powder, turmeric and salt. Cook 2 to 3 minutes. Add yogurt; mix well. Add chicken. cover and cook on medium heat until chicken is tender. Garnish with fresh cilantro.