Equal parts bubbly, frosty, sweet, & sour, Sgroppino al Limone – a 3-ingredient limoncello and prosecco float – is the ultimate summer cocktail! I first experienced these refreshing after dinner drinks during my time working at a fine dining Italian restaurant. When our owner dined on our patio on warm summer evenings, he’d often skip the dolci menu & sneak behind the bar to make a tray of sgroppino for his family & friends instead. Once I began making them at home, I was pleasantly…