firstly heat kadai with 2 tbsp butter.
saute in ½ ts jeera, 3 pods cardamom, 1 inch cinnamon and 1 bay leaf till they turn aromatic.
additionally add 1 inch ginger and 1 green chilli. saute well.
further add tomato puree and cook till oil releases from sides.
further add ¼ tsp turmeric, ½ tsp chilli powder, ½ tsp coriander powder, ¼ tsp sugar and ½ tsp salt.
saute on low flame for a minute or till spices get cooked well.
keeping the flame on low add ¼ cup cashew paste and 1 cup of milk stirring continuously.
additionally add 9 cubes panner.
cover and simmer for 5 minutes or till panner gets cooked well completely.
further add ¼ tsp garam masala and ½ tsp crushed kasuri methi. mix well.
finally, serve paneer butter masala with tandoori roti or aloo kulcha.