Lasagne

50g butter

2 tbsp extra virgin olive oil

500g minced meat

1 beef OXO cube

2 tbsp tomato purée

1 tbsp dried oregano

2 celery sticks, finely chopped

2 carrots, finely chopped

1 onion, finely chopped

3 garlic cloves, minced

2 tbsp plain flour

1 tin (400g) chopped tomatoes

400ml water

2 bay leaves

Salt and pepper

For the white sauce:

50g butter

50g plain flour

500ml milk

½ tsp ground nutmeg

½ tsp English mustard

50g white cheddar, grated

Salt and pepper, to taste

To assemble:

Lasagne sheets

200g mixed grated cheddar and Parmesan

3 cherry tomatoes, halved

A handful of basil leaves, chopped