Frog cake 2001 the frog cake was listed as a South Australian Heritage Icon by the National Trust of South Australia. The frog cake is a small dessert shaped to resemble a frog with its mouth open, consisting of a sponge base with a jam centre, topped in artificial cream and covered with a thick layer of fondant icing. The recipe today remains identical to the one employed when the cake was first produced in the 1920s. When manufactured, large layers of sponge cake are combined and cut mechanically into shape, covered in the fondant, and the mouth is then formed with
Angel food cake scale production. Many recipes found in cookbooks advise bakers to whip the egg whites in a copper bowl. The theory behind this is that the whisk incorporates copper particles or ovotransferrin, which is attached to copper particles, into the egg whites, improving the flexibility and stability of the foam. Some research has found that the copper significantly increases the dilatational elasticity, which is the elasticity of the protein cell wall at the interface of air/water. A planetary mixer, such as a stand mixer or handheld mixer, is appropriate for a homemade or bakery cake. If the cake is being mass-produced,