Take wheat flour and all purpose in a bowl.
Crumble it well.
Add salt,sugar and baking powder and mix it well.
Add milk to it.
Add water and knead it very well and make smooth dough of it.

Make big size balls of it.
Dust it and roll in on rolling board with the help of rolling pin.
Roll thin like rotis.
Then start pleating this roti.
After that stretch it little bit.
Now roll it in round shape again and stitch the the end with water.
Now again make thick roti of it with rolling pin.

Heat tawa on gas.
Put paratha on it.
Roast both the side with oil on medium flame till it becomes golden brown in colour.
Make all such laccha parathas.
Add ghee on it.
Our laccha paratha is ready to eat now.