Green spinach & lemon risotto with crispy prosciutto

Name: Green spinach & lemon risotto with crispy prosciutto
Prep time: 10 min
Cook time: 40 min
Total time: 50 min
Cuisine: European, Italian, Mediterranean
Ingredients: 750ml warm vegetable stock or chicken stock; 100g spinach; small bunch parsley; 3 tbsp olive oil; 4 slices prosciutto; 10g butter; 1 thyme sprig , leaves picked; 1 leek , the white part finely chopped (freeze the green part to use in stock); 1 large garlic clove , finely chopped; 150g arborio risotto rice; 75ml dry white wine or vermouth; 20g parmesan , grated plus extra to serve; ½ lemon , zested and juiced; 2 tbsp double cream (optional); whole nutmeg , for grating