Take a Pan .
Add one tbsp of ghee to it .(If you are making low calorie then do not saute it in ghee. Just grind all the ingredients together.
Add boiled and drained onion ,ginger ,garlic ,green chillies,cashews,and poppy seeds.Saute it on medium flame for 4-5 minutes.
Take a blender /grinder and make a paste out of it .
Now take the same pan and add another 1 tbsp of ghee to it .
Add whole garam masala to it .
Let it sizzle for 1 minute .
Add fenugreek leaves to it .Fry for 2-3 minutes on low /medium flame .
Add Masala paste to it and fry on medium flame for 4-5 minute.
Add Green Peas to it and Mix it .
Saute it for 2 minutes.
Add cream to it .Mix milk to it and let it boil for 2-3 minutes
Add water and salt to it .
Let it thicken a bit and if it comes to the desired consistency ,switch off the flame .
Serve it hot with Naan or Roti .