In a bowl, mix together bajra flour, jaggery, coconut and cardamom powder.
Add ghee and mix them well.
Add water one tbs at a time until the dough comes together.
Cover and set aside for 15 minutes.
Divide it into 4 equal portions.
Pat each portion into a disc on a greased paper or plastic sheet.
Transfer it to a hot tawa and cook both sides until golden.
Drizzle some ghee while the roti is cooking.
Once done, transfer to a plate and repeat for others.
Serve them warm.