In a bowl, add in the chicken pieces, masala paste, ginger-garlic-green chilly paste, 1/2 tsp of turmeric powder, vinegar, soya sauce and salt. Allow it to marinate overnight in the fridge(if required).
Close the lid of the pressure cooker without the whistle and the washer. Allow the chicken to cook for 15 minutes.
Open the cooker, boil it till the water to evaporates.