Wash the rice and moong dal together. Soak them in enough water for 20 minutes and set them aside.
In a pressure cooker, heat ghee and oil. Once hot, add bay leaf, cinnamon, cardamom, fenugreek seeds, and cumin seeds.
Once they splutter, add the chopped onions, green chilli, and ginger garlic paste. Sauté until the onions change colour.
Add chopped tomato. Saute for a few minutes.
Add the chopped carrots and green beans and sauté for a few minutes. Add finely chopped mint leaves, salt, turmeric powder and stir them together.
Add the washed rice and moong dal to the pressure cooker with 3 cups of water. Mix well.
Close the pressure cooker lid and cook for six whistles on medium heat.
Allow the pressure to release naturally before opening the lid.
Once the pressure is released, open the lid, add the coconut milk and pepper powder, and mix well.
Add boiling water to bring it to a porridge consistency. Adjust the salt as needed.
Simmer the mixture for a few minutes until it reaches the desired consistency.
Garnish the veg nombu kanji with fresh coriander leaves and freshly grated coconut. Serve hot.