Chicken – ½ kg, boneless, cut into 1-inch pieces Onion – 2, medium size, finely sliced Ginger – ½ inch size, finely chopped and crushed Garlic – 2 beads, finely chopped and crushed Tomato – 1, big size, fully ripe, pureed; or alternatively use 1 tblsp of tomato sauce Green chillies – 3, medium size, medium hot, finely chopped Capsicum - 1, sliced length-wise Red chilly powder – 1 tsp Black pepper powder – ½ tsp All purpose flour – 2 tblsps Soya sauce – 3 tsps Vinegar – 2 tsps Salt – ½ tsp Oil – 1 tblsp