Yasmin Khan's Halloumi Lasagne is an absolute game-changer

Ingredients

• 550g peeled and deseeded butternut squash, cut into small pieces
• 450g courgettes, cut into small pieces
• 1 red pepper, cut into small pieces
• 2 medium aubergines, cut into small pieces
• Olive oil
• 1 onion, finely chopped
• 4 fat garlic cloves, finely grated
• 500ml passata
• 1tsp balsamic vinegar
• 2tsp dried oregano 1 teaspoon sweet paprika
• ½tsp Aleppo pepper or other mild chilli flakes
• ¼tsp ground cinnamon
• 120ml water
• 12 lasagne sheets
• Salt and freshly ground black pepper