This riff on the Black Velvet replaces the Champagne with Prosecco and the Guinness with raspberry-flavored lambic, a type of wheat beer made with wild yeasts. More Sparkling Wine Cocktails
In a chilled pint glass, combine the lambic and crème de framboise and stir gently. Pour the drink into a chilled flute and top with the Prosecco. Garnish with the rosemary-skewered raspberries.