vegetable oil • chicken breasts, skin on, bone-in (or can use boneless) • Kosher salt and freshly ground pepper • onion, finely chopped • garlic cloves, chopped • finely grated ginger • tomato paste • garam masala • ground cumin • ground turmeric • ground coriander • ? 3/4 tsp. cayennne pepper (depending on how spicy, you like it or you can omit)3/4 teaspoon ground cardamom •