Boil 3 cups water until it starts to boil.
Take idiyappam flour in a wide bowl and mix hot water as needed into the flour, using a spatula.
Let it get cooled until it turns warm enough to knead.
Make a smooth dough without lumps and it should be non sticky. Not too firm too. Keep covered.
Grease the idli plate/mesh with few drops of oil. Grease the idiyappam press too (inside) to enable easy pressing.
Press the idiyappam in a circular way, make sure you don't layer too much.
Steam cook these just till its cooked, don't over cook (Takes one minute.
Make batches until u finish the dough. Now the basic idiyappam is ready.