Put the chicken and all of the spices in a bowl and mix well. Form into 6 patties..
Mix the yogurt sauce in a small bowl. Set aside.
Slice some cucumbers, red onions, and cilantro.
Cook the tandoori chicken burgers on a preheated grill over medium-medium high grill. About 3 minutes a side. Throw the naan bread on the grill for the last few minutes.
Top the burgers with a few sliced cucumbers, red onion, and a generous handful of cilantro.
Add the yogurt sauce and there you have it -- the easiest and freshest-tasting burger ever.