Traditionally, unicorn strawberry birthday cake is served with whipped cream, strawberries, and a biscuit-like base. Each layer is prepared separately, and the texture is crumbly. we make a real strawberry cake that combines all of the ingredients into the cake and is fluffy and moist. To make it decoration, For the eye, form an elongated teardrop shape with black icing and add a few eyelashes. Use a little food glue or water to secure it in place. Using the leftover modeling paste, roll two long sausages about 20cm long to create the unicorn horn. Taper the two sausages at one end to form a long, gradual tip.