Greek Chicken Pita Sandwiches

Ingredients

• 1 1/3 lb. chicken breast (boneless skinless )
• 1 tsp dried parsley (or fresh, finely chopped)
• 1 tbsp fresh dill (or 1 tsp dried dill)
• 1/4 tsp cumin
• large pinch of salt and pepper
• 1/4 cup nonfat Greek yogurt
• 1 tsp garlic powder
• 1/2 lemon (zest and juice)
• 1 cup Greek yogurt (nonfat)
• 1/2 cup cucumber (grated (about 1/2 large cucumber))
• 1/2 tsp dried dill
• 2 cloves garlic (minced)
• 1 tbsp white vinegar
• salt
• pepper
• 6 light pita
• 2 cups butter lettuce (or romaine, chopped)
• 1 pint cherry tomatoes (chopped)
• 1/4 red onion (sliced thin)
• 3 small cucumbers (sliced)
• 2 tbsp fresh dill (chopped)
• 6 tbsp fat free feta cheese (crumbles)