James' Lentil & Aubergine Lasagne - Simply Veg

Ingredients

• 1 tbsp olive oil
• 2 red onions, peeled and chopped
• 2 garlic cloves, peeled and crushed
• 2 aubergines, roughly chopped
• 1 red pepper, deseeded and chopped
• 1 x 400g can of chopped tomatoes
• 1 x 400g can of green lentils, drained
• A handful of flat-leaf parsley, chopped
• 6–8 dried lasagne sheets
• 4 tbsp freshly grated Parmesan cheese