First take potatoes,peel it and cut into cube size and clean it well.Heat the oil in the pan.Put the flame on medium add the chopped onions saute it for 2 minutes,now add the potatoes and fry them along with the onions until it change its color.

Now add grated ginger & crushed garlic and saute them until raw smells goes off.Add all powder spices like turmeric powder,red chili powder,dry roasted (cumin,coriander,cloves,cardamom,cinnamon) powder,black salt,chaat masala,salt,chopped green chillies,mix well and fry them for 2-3 minutes.

Now add little lukewarm water into it and give a nice mix add cover the lid and cook it for 5 minutes.When the spices cooked well and oil turns out from masala, add 1/2 cup lukewarm water add salt if needed and cover the pan with lid.Turn the flame on low.Cook them well until potatoes turn into soft.

When the potatoes will be nicely cooked and gravy becomes dry,sprinkle some chaat masala,dry roasted masala powder over it and mix it properly.
Turn off the heat now.Potato Curry is ready,Keep it aside.

Now take a bowl,pour maida (all-purpose flour) into it.Add salt,sugar,baking powder as mentioned it in above.Mix it well.Add oil into it and mix it well with help of your fingers until the mixture becomes crumbly.Now gradually add the water(better use lukewarm water) into it,knead it well and make a soft,stretchy dough from it.

Sprinkle little oil over the dough & grease it well.Cover the dough with a damp cloth.And keep it aside for 20-30 minutes.

Now for prepare the inner stuffing masala take a bowl,add eggs,chopped onions,green chillies,chopped coriander leaves,chaat masala,roasted spice powder,salt,crushed black pepper,black salt into it and beat it well all together.Keep it aside.   

Now take the dough and divide it into ball shape equal parts.Take a rolling board and a rolling pin and grease them with oil.Take a dough,roll it with the help of some oil.keep rolling out as thin as much possible and turn it into a big flatbread most likely square in shape.

Now put the stuffing Masala in the middle of the flatbread & with a help of a spoon spread it evenly.Now fold two opposite sides towards middle of the flatbread and then in the same way fold the rest of the two sides.Fold it like envelopes.Press gently all the corners and closed it completely as no fillings are coming out.

Now heat the oil in deep bottom fry pan.Transfer the flatbread into it.Put the oven flame on medium and deep fry it.Keep flipping the bread and cook each side evenly until paratha cooked properly.Fry it well until both sides turn into nice and golden brown in color.