Ingredients

• 1 tablespoon olive oil
• 1 diced onion
• 2 cloves minced garlic
• 1 finely diced carrot
• 3 finely diced mushrooms
• 450 grams (1 pound) minced beef (12-20% fat)
• 3 tablespoons tomato puree
• 1 teaspoon dried oregano
• 1/2 teaspoon dried thyme
• 1 tablespoon Worcestershire sauce
• 1 crumbled beef stock cube
• 2 x 400g (14oz) tins chopped tomatoes
• 1/2 tablespoon brown sugar
• 1/2 teaspoon salt
• 1/2 teaspoon pepper
• 4 tablespoons unsalted butter
• 4 tablespoons plain all-purpose flour
• Milk
• 100 grams (1 packed cup) grated cheddar cheese
• Salt and pepper to taste
• 4 lasagne sheets
• 175 grams (1 and 3/4 cups) mixed mozzarella and cheddar cheese
• Parsley for garnish