Cake molds can be replaced with smaller rice bowls, ramekins, and glasses. They can be used to replace the cake molds, but the shape is slightly inferior to that of a paper cup of the same size.
Must be heat-resistant and microwaveable. Otherwise it is prone to problems. What are you using to bake the cake. If it's going into the oven, it's metal; in the microwave it's microwave-safe plastic or porcelain. You can choose a container to bake in first and then use a tool to pick it out after baking.?
Enameled pots, can also be, because the oven bake _ also enameled. Both of these 2 materials, transfer heat quickly and cool quickly.
You can also use a small porcelain bowl, or paper cups. You can use small bowls, small plates, or cups with cute shapes. Disposable paper cups can also be used, but before using the cup wall to smear a layer of oil to prevent sticking to the wall of the cup.