Heat a tablespoon of oil in the pan. Add cumin seeds and chili. Once it starts crackling, add onions. Cook for 1 minute or so. Add peas and cook for another minute

Add ginger, coriander powder, vegetable stock. Then add the potatoes. Mix it properly and add pepper and lemon. Mix again. You can optionally cook it for another 3-5 min to make the potatoes go crispy. Add capsicum when everything is done. Also, optionally you can add mint or coriander leaves as a variation of this recipe.