Wash ½ g bitter gourd and cut it lengthwise and add in 1 tsp turmeric, some salt, 1 tbsp jiggery and 1 tbsp tamarind paste. Wash it after 20 minutes. Take 1 cup oil in the pan and heat it. add in 4 chopped onion. fry it till golden brown. Add in ½ kg beef mince in the pan and add in 1 tbsp ginger garlic paste, 1 tsp turmeric, some salt and 1 tbsp red chili flakes. Cook it. add in 1 tsp nigella seeds, 1 tsp fennel seeds and 2 chopped raw mango and curry leaves. Deep fry washed bitter gourd till they are golden brown.