In a mixing bowl, sieve gram flour (besan). Then add hot oil and mix well.
Now add salt, hing, green food color, white pepper powder, black pepper powder, and lemon juice. Mix well.
Then add water gradually and knead smooth and very soft dough.
Now add some drops of water and slightly wet your hand and rub the dough for 2-3 minutes till it slightly changes its color. (refer to video)
Then prepare sev maker machine with a small 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.
Let, limbu mari sev cool completely. Then store it in an airtight container and the sev is ready to serve.