Traybake lamb kebab with spinach sauce - Good Food Middle East

Ingredients

• 1 tbsp sunflower oil , plus extra for the tin
• 3 roasted red peppers , drained
• 1 onion , roughly chopped
• 3 garlic cloves , roughly chopped
• small handful of parsley , roughly chopped
• 2 tsp ground cumin
• 1 tbsp tomato purée
• 1 tsp pul biber (optional)
• 800g lamb mince
• flatbreads , to serve
• 260g spinach
• 2 small garlic cloves , crushed
• 400g Greek-style natural yogurt
• 1 tbsp tahini
• ½ tbsp lemon juice
• 1 cucumber , deseeded and finely chopped
• 1 red onion , finely sliced
• 4 long pickled green chillies , finely sliced (optional)
• 1 lemon , juiced
• small handful of parsley , finely chopped
• 3 tbsp extra virgin olive oil