Heat the oil in a medium pan and fry the onion for 5 mins until softened and lightly golden. Stir in the bacon and garlic and cook for a further few minutes until the onions and bacon are fully cooked through.
Mix in the tomatoes, sugar, salt and pepper and bring to the boil, then simmer for 20 mins. Add a few dashes of Worcestershire sauce and season to taste.
Meanwhile, preheat the oven to 350F.
Cook the pasta according to pack instructions. Drain and mix with tomato sauce and the mozzarella. Add in torn fresh basil.
Mix together the cheese, breadcrumbs and parsley. Pour into a buttered lasagna dish. Scatter over the cheesy crumbs and bake for 20 minutes until bubbling hot and golden. Serve with a simple salad.
