Firstly cook the bitter gourd in a pressure cooker along with yoghurt, 2 tablespoons water, turmeric powder and 1/4 th teaspoon salt upto one whistle.
Switch off the heat and let the pressure releaseby itself and keep aside.
Heat oil in a wok, splutter mustard seeds, cumin seeds and dry red chillies until they get roasted.
Now add the sliced onion, garlic cloves curry leaves and sauté for 2 minutes until the onions become translucent
Add the cooked bitter gourd and stir fry over medium heat for 5-10 minutes till the bitter gourd pieces start to turn brown and cooked softer.
Once it is cooked well, add the red chilli powder, amchur powder, garam masala, jaggery and salt to taste.
Continue to stir over high heat for 5 minutes until you get a nice dark golden colour.
Add finely chopped coriander, mix well and turn off the heat.
Serve the Andhra Style bitter gourd/Kakarakaya Vepudu with hot rice and ghee and tomato rasam