At that time cake hoops--round molds for shaping cakes that were placed on flat baking trays--were popular. They could be made of metal, wood or paper. Some were adjustable. Cake pans were sometimes used. The first icing were usually a boiled composition of the finest available sugar, egg whites and [sometimes] flavorings. This icing was poured on the cake. The cake was then returned to the oven for a while. When removed the icing cooled quickly to form a hard, glossy [ice-like] covering. Many cakes made at this time still contained dried fruits (raisins, currants, citrons).