The primary ingredient in a traditional bundt cake is flour, usually all-purpose flour. Bundt cakes are characterized by their ring shape, which is achieved using a bundt pan. The flour serves as the foundation of the cake, providing structure and texture. Other essential ingredients typically include sugar, eggs, and butter, contributing to the cake's rich flavor and moistness. Variations of bundt cakes might incorporate various flavors, such as chocolate, vanilla, or citrus, and can be topped with glazes or powdered sugar. This versatile cake is popular for celebrations and gatherings due to its impressive appearance.