Pop the cake into the freezer for 5 minutes to allow frosting to harden up a bit. With the remaining icing, separate it out into 7 bowls for coloring the rainbow colors. You’ll need the most ...

This impressive rainbow cake is the perfect celebration and party ... place the salted butter in the bowl of an electric mixer. Sift the icing sugar on top, bring the mixture together at a low ...

Transfer to a bowl and set aside, reserving two tablespoons for the icing. Add the remaining cake ingredients to the food processor and blend until just smooth (be careful not to over-beat the ...