Soak cashew nuts in hot water for about 10 minutes.
Grind together coconut, green chili, cashews and cumin seeds into a smooth paste, adding a little water.
In a pot, add pumpkin, carrot, beans, and raw banana along with water and salt.
Cook the veggies until they are soft enough.
Add the prepared paste to the veggies and cook for 2 more minutes.
Turn off the heat, then add yogurt, curry leaves and coconut oil.
Mix everything and your Aviyal is ready!