Begun Posto - Bengali Begun

Ingredients:

Brinjal 300 grams 
Chopped Onion 1 
Chopped Tomato 1 
Poppy Seeds Paste 4 tbsp 
Mustard Oil 1 tbsp 
Yogurt 2 tsp 
Nigella Seeds little 
Turmeric Powder ¼ tsp 
Chilli Powder ¼ tsp 
Salt to taste 
Green chilli slit 2 
Chopped Coriander Leaves