Soak chicken for 1 hour in a pot filled with water.
After an hour add lemon juice, ginger/garlic paste, meat tenderizer, salt and vinegar
In the pot and leave the chicken to soak for another hour.
Take chicken out of the pot and bake in a ore-heated oven at 180 c for 45 minutes.
Take chicken sajji out of the oven; sprinkle chat masala and lemon over it and serve.