To make this beautiful cake first you have to make cake batter for one cake and divide it in small bowls. Color each bowl with a separate food color. Fill piping bags with colored batters and then drizzle the batters to form a rainbow of colors as shown.
Then make a plain cake batter and pour it in a cake tin almost till one third. Join the numbers together and make a row of them in the centre of the slightly filled cake tin. Cover the letters gently with cake batter and bake the cake.
Cover the cake with this tie-dye rainbow fondant sheet and voila! Find out more details about the recipe at tablespoon.