Layers of deliciously rich bolognese combined with creamy bechamel sauce and baked to perfection until golden brown.2 tablespoons Napolina olive oil 1 onion (very finely diced) 2 celery sticks (very finely diced)1 large carrot (very finely diced)500g good-quality minced beef 4 tablespoons Napolina Double Concentrate Tomato Puree 2 x 390g cartons Napolina Chopped Tomatoes 1 bay leaf See more delicious recipes at http://www.napolina.com/recipesIf you enjoyed our Lasagne, we think you'll love ...Tuscan Style Tomato and Bean Bruschettahttp://www.napolina.com/recipes/30-minute/tuscan-style-tomato-and-bean-bruschettaClassic Bolognese http://www.napolina.com/recipes/pasta/classic-bologneseSpinach and Tomato Pasta Soup http://www.napolina.com/recipes/soup/spinach-and-tomato-pasta-soup