Pork & rosemary lasagne - Good Food Middle East

Ingredients

• 1 tsp olive oil, plus extra for greasing
• 400g lean minced pork (less than 5% fat)
• 1 onion, finely chopped
• 2 sticks celery, finely chopped
• 1 tsp dried rosemary
• 150ml white wine
• 425ml chicken stock
• 2 tbsp tomato purée
• 400g can chopped tomato
• 1 tsp cornflour
• 2 x 250g tubs Quark
• 250ml skimmed milk
• freshly grated nutmeg
• 10 dried lasagne sheets, about 175g/6oz in total
• 15g/½oz freshly grated Parmesan (about 5 tbsp)