Indian crackers (matchi)

In a large bowl, mix the flour, cumin seeds, salt and soda, grind with melted butter or butter. Add water and knead the cool dough. Knead until homogeneous for at least 5 minutes. Let the dough stand a little, then roll into a large square of thickness 1 cm. Cut into rhombics or rectangles 5 cm long. Pour vegetable oil into a deep pan into two-thirds of the pan volume, heat over a medium heat and lower half of the dough blanks into the oil. Fry for 4-5 minutes to turn the crackers golden brown on both sides. Remove the crackers with a spoon and put them in a colander so that the glass oil. Also fry the remaining crackers.