Grilled Chicken Shawarma with Fennel Spinach Tzatziki Sauce - the chicken is marinated with Greek yogurt, allspice, coriander, cumin and cinnamon; and the sauce is a mixture of Greek yogurt, fresh dill, mint, parsley, spinach, fennel and cucumber. Impress your family and friends with this flavorful grilled chicken dish served with a cool topping. ~ jeanetteshealthyl...