The solution to boring cakes is pouring cakes!
Pretty much anything that is available in small amounts and comes in a container can be made into a pouring cake.

Gravity Defying Pouring Kit!

Reusable
Dishwasher safe
Food-grade plastic.

1 10" Round Base Board
1 Elbow Joint
4 Blanking Caps
1 Lock Nut
1 Long Rod (100 mm)
1 Long Foundation