Grind ginger, garlic, fennel seeds, and peppercorns into a paste
Heat coconut oil in a pan and add curry leaves
Add onions and shallots, sauté until golden brown
Add green chillies and the ground paste, cook well
Add tomatoes and cook until soft
Add turmeric powder, chilli powder, and coriander powder
Add the chicken pieces and mix well with the spices
Add hot water and salt as needed
Cook on medium heat until chicken is tender
Add garam masala and adjust seasoning
Garnish with curry leaves and green chillies
Serve hot
