Grind the tomatoes and ginger into a fine paste. You can add little water if needed.
Once the paste has been grinded then heat oil in a pressure cooker or an instant pot in the sauté mode.
Add the grinded paste of tomato and ginger into the hot oil.
Add Kitchen King Masala and Salt as per your taste.
Keep Stirring it well until the oil separates.
Add the Urad Dal and Rajma that you have already cleaned and washed.
Add 4 cups of water and let it cook for 30 mins in the instant pot or 10-12 whistles in the pressure cooker.
Let the pressure release and then mash the dal well for a creamy texture.
Serve it with a dollop of butter.