6 part-baked mini baguettes
3 large eggs
75ml | 2½ fl oz double cream
60g | 2oz grated Grana Padano, plus an extra tbsp to sprinkle
1 medium leek, finely diced
100g | 3½oz button mushrooms, quartered
100g | 3½oz fresh baby spinach, roughly chopped
1 tbsp finely chopped flat leaf parsley to garnish
salt and freshly ground pepper to season
1 tbsp rapeseed (canola) oil for frying
2 tbsp butter, melted to brush the bread
6 slices Prosciutto di San Daniele to serve