In a pan heat oil,add cumin,mustad seeds suate and add curry leaves,chopped onion,green chillies and salt as needed,add sugar saute for turn aromatic add veggies saute them low flame to cooked. vaggies
Add rava saute for 2minute low flame,now pour water as need cooked for 5minute slowly cooked and add lemon juice mix it well.now Rava Upma is ready.