Chicken Greek gyro bowls

Name: Chicken Greek gyro bowls
Cuisine: European, Mediterranean, Greek
Ingredients: 600g boneless skinless chicken thighs; 160g reduced fat halloumi; 1 medium onion, sliced; Low fat cooking spray; Lettuce, chopped; 1 cucumber, chopped; 24 cherry tomatoes, halved; 1 small red onion, sliced; Homemade houmous; 1 lemon, quartered; 2tbsp fat free greek yoghurt; 1tbsp paprika; 2 garlic cloves, crushed; 2tsp ground coriander; 1tsp ground cumin; 1tsp dried oregano; Juice and zest of ½ lemon; ¼tsp cayenne pepper; Salt; Black pepper; 180g fat free greek yoghurt; 150g cucumber, grated and drained; 2 garlic cloves; 1tbsp dill; Juice and zest of ½lemon; 180g long grain rice; 480ml chicken stock