Pressure cook it for 3-4 whistles and then cook for 5 minutes on medium flame.
Strain the water and keep it aside(this can be used to make soups. The left over can be re-used again to make stock)
For preparing chicken marinate: Prepare a thick paste from fresh ginger, garlic, chilies, cumin seeds & salt as per taste. Try not to add water.
Clean and cut the boneless chicken to 1 inch pieces.
Transfer the contents into a mixing bowl.
Stir in the thick paste, eggs (white only), soya sauce 1 tbsp, chilly sauce 1 tbsp, cornflour and thin arrowroot powder. Mix properly and keep it aside for 1/2 hour at the bottom tray of the refrigerator.
Heat oil in a pan, fry the chicken marinated chicken pieces for 10-15 minutes and drain away the excess oil from chicken.