Sun-dried Tomato Pesto Lasagne

Name: Sun-dried Tomato Pesto Lasagne
Prep time: 20 min
Cook time: 1 h 25 min
Total time: 1 h 25 min
Yield: 6 portions
Ingredients: 350 g aubergines; 300 g courgettes; 300 g red peppers; 2 Tbsp olive oil; 3 tsp fine sea salt; 1 tsp ground black pepper; 150 g onions; 4 garlic cloves; 1000 g passata; ½ tsp caster sugar; 40 g fresh basil leaves; 45 g pine nuts; 180 g sun-dried tomatoes; 15 g nutritional yeast flakes; 1 Tbsp lemon juice; 1 pinch dried chilli flakes; 180 g extra virgin olive oil; 50 g dairy-free spread; 50 g plain flour; ½ tsp ground nutmeg; ½ tsp Dijon mustard; 500 g soya milk; 9 dried lasagne pasta sheets