– 2 lb / 1 kg boneless, skinless chicken thigh fillets

– 3 large garlic cloves, minced (about 3 tsp)

– 1 tbsp white wine vinegar (can substitute red wine or apple cider vinegar)

– 3 tbsp lemon juice

– 1 tbsp extra virgin olive oil

– 3 tbsp Greek yogurt, preferably full fat

– 1 1/2 tbsp dried oregano

– 1 tsp salt

– Black pepper to taste

– 2 cucumbers (to yield about 1/2 to 3/4 cup grated cucumber after squeezing out juice)

– 1 1/4 cups Greek yogurt, preferably full fat

– 1 tbsp lemon juice

– 1 tbsp extra virgin olive oil (adjust for richer taste)

– 1 garlic clove, minced

– 1/4 tsp salt

– Black pepper to taste

– 3 tomatoes, deseeded and diced

– 3 cucumbers, diced

– 1/2 red onion, finely chopped

– 1/4 cup fresh parsley leaves (optional)

– Salt and pepper to taste

– 4 to 6 pita breads or flatbreads, preferably warmed