Wash the green peas and keep around 1/3 cup of green peas aside for later use.
Blend the remaining green peas to a coarse paste and keep aside.
Blend coriander leaves, green chillies, garlic and ginger to a smooth paste and keep aside.
Peel and cut the potato into thick wedges.
Cut the tomatoes into long slices.
Heat 3 tbsp oil in a pan.
Add potato wedges and fry them.
When the potatoes are well fried, take them out and keep aside.
Now, add the coarsely ground green peas paste.
Saute on low flame till they are well cooked and dry. Keep aside.
Now add 1 tbsp oil in the same pan.
Add cumin seeds.
When the seeds start crackling, add the green masala paste.
Saute on low flame for few minutes.
Add tomato slices.
Cook the tomatoes till they turn mushy.
Now add 1/3 cup raw green peas which was kept aside.
Add around ¼ cup water.
Cover the pan and cook till the peas turn soft.
Now, add cooked green peas paste and around 1 cup of water. Mix well.
Add turmeric powder, salt and garam masala.
Add fried potatoes.
Add water as required to adjust the consistency.
Cover and cook for few minutes.
Serve hot with roti, puri, paratha or rice.