1. Soak gelatine in cold water. Yogurt mixed with sugar. Gelatin to dissolve in a hot water bath and mix with yogurt. Whip the cream and combine them with the cream.

2. Oranges clean, white layer to remove. Divide into segments and release them from the films. Part to postpone for decoration, the rest cut and mix with the cream.

3. A form with high edges covered with parchment paper. On the bottom layer to transfer the cookies to fluff cream (a little cream leave in order to lubricate the top layer of the cake). Repeat the layers, finishing with biscuits. To put the cake for 2 hours in the refrigerator. 4. The cooled cake to overturn on a dish. Remaining cream to cover the cake. Chocolate to melt and apply the pattern. Cake decorating with the orange slices.