Idioms with CAKE

a piece of cake
something that is easy to do
The test was a piece of cake.

a slice of the cake
a portion or share of money, profit etc.
Both companies expect to get a big slice of the cake.

take the cake
to be the worst or most annoying example of something
He’s done some stupid things, but that really takes the cake.

sell like hot cakes
to be sold quickly and in large quantities
The tickets are selling like hot cakes.

the icing on the cake
something that makes a good situation even better
It was a great day, but meeting her there was the icing on the cake.