Hyderabadi Chicken Curry

Name: Hyderabadi Chicken Curry
Ingredients: 500 grams Chicken Breasts, cubed; 1 large Onion, chopped; 1 Green chili, sliced; 2 tablespoons Ginger paste; 1 tablespoon Garlic paste; 1 tablespoon Chili powder; 1/4 tsp Turmeric powder; Salt to taste; 5 tablespoons Ghee; 1 Green cardamom; 2 Cloves; 1 inch Cinnamon stick; 1 Bay leaf; 1 tablespoon plain yogurt; 1/4 cup fresh cilantro; 20 Cashew nuts, ground to smooth paste with milk; 1/4 tsp Roasted Poppy seeds; 6 Saffron strands (soaked in milk); 4 tablespoons milk (for soaking saffron)