Preheat the oven to 180C/350F.
In a large skillet preheat some olive oil and saute white onions for 10 minutes or until slightly golden. Add spices and heat them up for 1 minute. Mix in ground chicken and cook for 10 minutes.
1 white onion, ½ teaspoon ground coriander, 1 tablespoon ground cumin, 1 tablespoon paprika, 1 teaspoon garlic powder, ½ teaspoon tumeric, ½ teaspoon dry oregano, salt and pepper, 500 g 1 pound ground chicken
Stir in the tomato paste and 1 cup of chicken stock, add the rice in and mix well.
¼ cup tomato paste, 3 cups chicken stock, 1 ½ cup rice
Transfer the casserole mix into the baking pan and pour remaining stock over. Bake for 40-45 minutes, covered with foil.
Meanwhile whisk ingredients for the sauce.
⅓ cup tahini, ¼ cup yogurt, 2 tablespoon lemon juice, ¼ cup water
Remove the foil from the pan, drizzle with sauce on top, then sprinkle with cilantro, crushed chips and sliced chilis.
sliced chili, cilantro, chips