Frog cake of the first items to be selected as a South Australian Icon by the National Trust of South Australia during the 165th anniversary of the state, adding the frog cake to the National Heritage Listing as a "movable asset". Historically, the frog cake has sold well for Balfours, and at times sales have peaked in response to events surrounding the company. When the company was placed into receivership in 2000, a column in "The Advertiser" by Rex Jory called for people to support the company by purchasing the cakes, and in response sales doubled to an "all-time high". Similarly, the
Doberge cake or caramel. Beulah Levy Ledner, born into a Jewish family in St. Rose, Louisiana, opened a bakery in New Orleans in 1933. She became very successful after creating her "Doberge cake" adapted from the Hungarian/Austrian Dobos Cake, a cake made of nine génoise cake layers filled with buttercream and topped with a hard caramel glaze. The doberge cake is based on a recipe originating in Alsace-Lorraine. Ledner replaced the buttercream filling of the Dobos Cake with a custard filling and iced the cakes with buttercream and a thin layer of fondant . Beulah Ledner's recipe is available in the cookbook,