Skewers give the kofta a better shape and make them easier to turn, but a griddle pan or frying pan without them works fine — just shape them into short fat sausages. Wet your hands before shaping or the mince sticks to everything. These are great on the barbecue too if the weather plays ball.
Naturally gluten free throughout. Check your yoghurt is plain with no added thickeners if in doubt.