Fried Courgette Flowers with Mozzarella and Anchovy

These gorgeous yellow blossoms are very popular in Rome, and I absolutely love them (see for more on courgette flowers). Restaurants often serve them coated in a thick batter made with yeast or beer, but I prefer a much lighter one made with just flour and water, which lets you taste all the flavours inside: the flower itself and the mozzarella and anchovy filling. The key to a crispy batter is using ice-cold sparkling water, the colder and fizzier th