Butter Chicken

Put a little bit of flavour into your dinner with this tasty Indian dish.The ingredient of Butter Chicken1 tablespoon olive oil2 tablespoons butter1kg chicken thigh fillets trimmed and halved quartered if extra large1 tablespoon grated fresh ginger2 teaspoons ground coriander2 teaspoons ground cumin1 teaspoon garam masala see note1 4 teaspoon chilli powder1 cup tomato