In a pressure cooker, add the raw banana and yams with their peels. Add water. Pressure cook for 3-4whistles.
Once they are cooked, let them come to room temperature.
Remove their peels. The peels will come off easily once they are properly boiled.
Next, chop them into bite sized pieces. Keep aside.
Heat oil in a pressure cooker. Add the cumin seeds and the slit green chilies.
Next, add the boiled and chopped raw banana and yams. Saute.
Add the frozen peas next and mix. Saute and cook for 1 minute.
Add the powdered spices next along with salt and mix.
Add the chopped tomatoes and mix. Let it cook for a minute.
Next, add water and thecoriander leaves and mix.
Pressure cook the mixture for 3-4 whistles.
Serve hot with rice or any Indian bread of your choice.