Cut the head and tail of the bitter guard and boil the bitter gourd by adding salt and little bit of tamarind. By boiling the bitter gourd with salt and tamarind, most of the bitterness will goes off.
Meanwhile add roasted channa dal, copra powder(optional), garlic, chilli powder, cumin seeds and salt to a blender and coarsely blend the ingredients. Use more garlic as it adds much taste to the masala.
Vertically slit the bitter gourd keeping intact at the both ends and remove the seeds.
Now stuff the powder in all the bitter gourds and press the powder.
Wind the thread all over the bitter gourd so that masala will not spill out while frying.
Heat the oil in the frying pan.
Place the bitter gourds in the pan and toss the bitter gourd on all the sides to nicely coat the oil.
Place the lid and fry the bitter gourd on low flame.
Toss now and then to fry the bitter gourd evenly on all the sides.
Serve the bitter gourd fry hot with white rice or roti or chapati.