In a deep and large bowl mix equal amount of lauki and wheat flour and knead the flour.
There is no need to add any water. Knead the dough a little tough as in some time lauki will release some more water and dough may become loose.
Use this dough after 10 min to make roti.
* Percent Daily Values are based on a 2,000 calorie diet. Your daily value may be higher or lower depending on your calorie needs.