Thattai can be made from packed rice flour, maida + rice flour, and a few more basic composites. Murukku of raw rice or boiled rice (which is a speciality of Nanchilnad) can be made only by the traditional wet grinding. But today பச்சரிசி முறுக்கு is manufactured on large scale from packet rice flour, mixing a little maida and by using the mechanical devices for making murukku. The consistency can be arrived at by a little trial and error (once or twice you try and then you will get the correct consistency.).