Chilli Chicken - South Indian

Ingredients

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