Take a grienderjar add sprouted moong,2 greenchilli, 1/4cup semolina,4tbsp curd & to taste salt Griend it to make a paste.Transfer a bowl add 1/2tsp turmeric powder and 1/2cup water to makes a batter.rest it 20 mints.
Mashed the boild potato.Heat a pan add 1 tbsp oil add mustardseeds crackle it,than add chopped onion stir 1 mints.Add mashed potato,salt,turmeric,redchillipowder cook nicely.Add 1tsp chat masala&1tsp drymangopowder mix it well.Off the gas.
Heat a tava add little oil spread a spatula ful of batter ,cook on low medium flame.when one side cook nicely flip the other side &cook nicely.T ransfer a plate.
Like this prepared all.
Now take one sprout chilla spread 1tsp tomato sauce filled potato mixture ,than roll it.
Cut it pieces &serve it hot.