Gnocchi di spinaci e ricotta

INGREDIENTS

• 500g/1lb 2oz frozen spinachspinach
• 250g/9oz ricotta
• 100g/3½oz parmesan
• 150g/5oz plain flour
• 2 free-range eggs
• freshly grated nutmeg
• salt and freshly ground black pepper
• 2 tbsp extra virgin olive oil
• 1 medium onion
• 1 carrot
• 2 garlic
• 2 x 400g/14oz cans chopped tomatoes
• 2 tbsp tomato purée
• 1 tsp caster sugar
• 1 bouquet garni
• freshly grated parmesan