In a mixing bowl, grate boiled potatoes with a small hole grater.
Then add black pepper powder, pani puri masala, limbu na phool, and salt—mix spices with boiled potatoes.
Now add besan, rice flour, and hot oil. mix well and knead the dough.
Then divide the dough into two equal parts.
Now slightly wet your hand and rub the dough for 2-3 minutes till it slightly changes its color. (refer to video)
Then grease the hand with little oil then smooth out the dough.
Add sev dough into the sev maker machine with a medium size hole disk. Grease the inside of it with little oil.
Now fill the container with prepared dough and close it tightly.
Now heat the oil. Once the oil is hot enough hold the machine over the pan. Turn the handle and a thin sev will come out. As the sev falls into the oil, slowly move the machine into a circular motion.
As you complete one circle, stop there and reverse the handle slightly to stop the sev from coming out.
Fry sev from both sides and then remove from oil and place it on the paper towel-lined plate. Sprinkle some black salt on it.
You can also prepare sev with small hole grater. (refer to video)
Let, aloo sev cool completely. Then store it into an airtight container and the sev is ready to serve.