1. Soak the rice flakes in enough water in a bowl for 5 minutes.

2. Heat oil in a pan over medium heat. Add the mustard seeds and cumin seeds. When the seeds start to sizzle, add the chopped onion and green chilies. Sauté for 2 minutes.

3. Add the red chili powder, turmeric powder, coriander powder, cumin powder, garam masala and salt. Mix well.

4. Add the green beans, green peas and red capsicum. Sauté for 2 minutes.

5. Add 1 cup of water to the pan. Mix well and bring the mixture to a boil.

6. Add the soaked rice flakes to the pan and mix gently.

7. Cover the pan and cook for 7 minutes with low heat.

8. Turn off the heat. Add the lemon juice and mix well.

9. Garnish with the coriander leaves. Serve it hot.