Mediterranean Chicken Sandwich Recipe Type: Entree Prep time: 4 hours Cook time: 30 mins Total time: 4 hours 30 mins Serves: 4 Ingredients GRILLED CHICKEN: 4 (5oz) skinless, boneless chicken breasts halves 1 cup buttermilk 2 teaspoons Kosher salt 2 teaspoons curry powder 1 teaspoon each ground pepper, cumin & turmeric TZATZIKI SAUCE: 1 large