Method:
Make 10 pieces of the chicken
Blend ginger, garlic , green chili, cardamom,cloves, and set aside
Heat in large saucepan 3 tbps of butter on low heat until foam goes down, take 5 pieces of chicken and lightly brown on all sides on medium heat. Repeat with 3 more tablespoons butter for the remaining pieces of chicken and then transfer it to a platter. Sprinkle some lemon juice and set aside
To the same pan, add the remaining butter and fry onions well on medium heat then add the blended mixture fry for 5 -10 minutes until liquid has evaporated.
Add cumin seeds, chili powder, tumeric powder and cinnamon stick fry for sometime stirrring it often, finally add tomatoes, chopped and fry until the fat separates, add the chicken set aside in the platter. Reduce heat to low, cook covered for 30 minutes, until chicken is tender and curry is thickened. Transfer it to the platter and garnish it with Cilantro.
Serve hot with steamed rice or chapatis/bread.