Mix bajra flour, fenugreek leaves, besan, asafoetida, salt, ginger paste, green chillies, red chilli powder and yogurt in a bowl. Add enough water and knead into a semi stiff dough.
Heat non stick tawa. Grease your palms and divide dough into equal portions and roll into balls. Pat each ball in between the palms into small thick rotis.
Place on tawa and cook, flipping, till evenly done from both sides. Serve hot.