What was the marinade? That will help us re-create a great cook like this!
Mince 1 onion and 4 garlic cloves, then add 18 oz Greek yoghurt, 1,5 tsp fresh chopped rosemary, 2 tsp dried oregano, 1 tsp dried thyme, 1 tsp cumin, 1 tsp paprika, 0,5 tsp cayenne, 1 pinch of cinnamon, and salt & pepper to taste.