Preheat oven to 180°C. Line a 24cm round cake pan with grease proof paper.
Place Dr. Oetker Nona Sponge Cake Chocolate, eggs and water in a mixing bowl. Mix at high speed for 6 minutes.
Add in butter and mix at low speed for 1 minute or until batter is light and fluffy.
Pour the mixture into the cake pan and bake at 180˚C for 55 minutes. Let cool on a wire rack, and then cut into 3 layers.
Beat 150g of whipping cream with cocoa powder until stiff peak form.
Place the first cake on a serving plate and spread a layer of cocoa cream evenly. Repeat with the second cake and finally place the third cake on top.
Beat 150g of whipping cream with blue food colour until stiff peak form. Cover the blue colour cream over the top and sides of the cake, using a small palette knife for structuring. Stick in the dinosaur and serve the cake.