Roasted Vegetable Lasagne

semi-skimmed milk 28.5% , CHOPPED TOMATOES 17.8% , cheddar 14.2% , lasagne 7.0% , red bell pepper 6.0% , cultivated mushroom 6.0% , Courgette 5.0% , mascarpone 5.0% , spinach 4.0% , crème fraîche 3.0% , wheat flour 1.5% , onion 1.0% , carrot 0.5% , celery 0.3% , tomato purée 0.1% , salted butter 0.1% , rapeseed oil 0.0% , water 0.0% , Mediterranean Vegetable Bouillon 0.0% , sugar 0.0% , salt 0.0% , basil 0.0% , garlic 0.0% , parsley 0.0% , white pepper 0.0% , thyme 0.0% , sage 0.0%