For batter: crush the mix dal in smooth batter. Take it out in bowl. Keep a side for 2-3 hrs. For fermentation.
In another bowl add curd, water blend it. Pour idli rava (semolina). Mix it well add water. Keep a side for 2-3 hrs so that semolina get puffed.
After 2-3 hrs. Mix dal batter and semolina batter. Close the lid and keep a side for 1/2 hr.
Take Chilli cutter add 3 Chillies and ginger. Crush it. Make 2 parts.
Put 1/2 crush Chilli-ginger to dal-semolina batter, add salt, cumin seeds. Mix it all well.
For Stuffing: take a pan add oil, cumin seeds, remaining crush Chilli-ginger. Saute it little golden.
Add turmeric powder, boiled smash potatoes, salt.
Mix it all well. Smash more. Sprinkle coriander leaves. Mix it take out in a plate.
For stuff handvo: now take the batter put baking soda. Mix it well.
Take the pan on low flame. Add oil, mustard seeds. Let crackled add red chilli powder. Pour half batter. Close the lid and let it cooked for 15 min.
Then open the lid put all stuffing on it and spread on whole handva. Pour remaining 1/2 batter.
Spread it well shift the pan to the hot tava on another stove. Close the lid and cook for 15 more min.
After 15 min flip the handva on the same pan or in another pan. I used another pan. Apply some oil and flip the handva. Now put that another pan on low flame for 15 min more. Stuffed handva is ready. Cut it and serve it with hot milk or tea.
