Gyros Chicken Kebab

Name: Gyros Chicken Kebab
Ingredients: 10 chicken thighs (boneless skin on); 5 tbs Greek yoghurt; 5 clove garlic (finely diced); 1½ tbs oregano (dried); 1½ tbs white wine vinegar; 2 lemon (juice); 3 tomatoes (diced); ½ cucumber (washed & diced); ½ tbs olive oil; ½ red onion (finely sliced); ½ tsp salt & pepper; 250 grams flour; 250 grams yoghurt; 5 tsp baking powder; 40 grams butter (melted for brushing); 250 grams Greek yoghurt; 1 tsp onion granules; ¼ cucumber (grated & gently squeezed); 2 clove garlic (minced); 10 grams dill (finely chopped)