Clean the chillies and soak overnight in hot water to soften the skins
Prepare the masala by grinding all the ingredients together, adding some of the chilli water as required
Pour the marinade all over the meat and mix it to coat it and for best results, marinate this over night
Set the instant pot to saute mode and heat up some oil
Add the ground Onion and allow this to saute
Add the blanched and pureed tomatoes
Add the water and salt to taste
Close the pressure cooker, cancel saute mode, select pressure cooker and set the time to 20 mins
After the timer goes off, let the steam naturally escape and when the valve drops it’s safe to open
If a thicker gravy is desired, set the IP to sauce mode again and thicken the gravy