This Purple Sweet Potato Tea Cake is a delightful and visually stunning dessert. Made with vibrant purple sweet potatoes, this cake is moist, tender, and subtly sweet. The natural purple color adds a unique touch to the cake, making it a showstopper at any gathering. The cake is perfect for tea time or as a dessert for special occasions. Serve it with a cup of tea or a dollop of whipped cream for a truly indulgent treat.