For making crispy spinach namak pare, firstly knead dough. For this take maida in any big bowl. Now also add gram flour, semolina, cumin seeds, nigella seeds(kalonji), red chilly powder, salt and oil. Mix all ingredients really well and add spinach puree as well. Now knead hard dough for making pooris. Cover the dough and keep aside for 10-15 minutes to set.
Knead the dough again after 15 minutes. Take a little amount of dough and make a ball from it. With this much amount of dough, 6 ball can be prepared. Roll the ball until smooth. Grease the rolling plate and rolling pin with some oil so that dough doesn't stick to them. Roll the dough, making chappati with help of rolling pin. Now with help of pizza cutter, make 1/2 or 1/4 inch strips from rolled chappati. Now cut these strips diagonally, giving them a rhombus shape. Likewise prepare all namak pare.
Preheat oil in a wok. When oil gets medium hot, place one namak para into it. If it floats on the surface then oil can be used for frying namak pare.
Now place namak pare in medium hot oil. Place as many namak pare as possible at a time. Fry until they turn golden brown in color from all sides and crispy. Keep the flame medium and low.
When namak pare turn golden brown in color, take them out in a plate. Likewise fry rest of the namak pare. It takes 5-6 minutes for frying namak pare at a time. Take out all namak pare on a plate covered with absorbent paper and sprinkle chaat masala over them. This will enhance the flavor of namak pare.
With following the same procedure, you can also use green coriander puree for making green coriander namak pare. Allow to cool and store the namak pare in any container and enjoy eating for up to a month.