This white chocolate raspberry tart is a delicious and elegant dessert that can be made with a food processor. The tart is made with a buttery shortbread crust and a creamy white chocolate and raspberry filling. The recipe calls for fresh raspberries, but you can also use frozen ones if you can't find fresh ones. The tart is topped with fresh raspberries and a dusting of powdered sugar. This tart is perfect for a special occasion or a dinner party.