Heat sesame oil in a pan and roast coconut grated for a minute.
Add coriander seeds, cumin seeds, red chillies and fenugreek seeds. Saute it until coconut is dark red. Make sure to roast in simmer so that you don't burn the coconut.
Transfer it to a blender and grind it to a fine paste
Again heat 2 tbsp oil in same pan, splutter mustard seeds
Add a spring curry leaves, 1/2 cup chopped shallots ,4-5 garlic cloves, sliced bitter gourd and saute it until it is slightly roasted.
Add tamarind water and let it come to a boil.
Add salt to taste and ground masala to it and mix well.
Close and cook in simmer until the oil leaves the side and vegetable is cooked completely. Finally add a tsp jaggery, mix well and put off