Take a bowl, add chicken breast pieces, salt, ginger garlic paste, all spice powder, pepper, lemon juice and coconut milk and mix it well and keep it aside to marinate for 1 hour.
Take a bowl, add mashed papaya, chopped red chillies and red chilli powder and mix it well.
Now heat a pan, add oil, papaya mixture and little water and cook it for few minutes.
Now in another pan heat the oil, add marinated chicken and cover it with a lid and cook it for few minutes.
Now heat grilling pan and grill the chicken pieces and brush some papaya glazed on both the sides and grill till it gets golden and garnish it with chopped coriander.