These same illustrations can be seen on packages of the cakes and on their website.
Smart way to commercialize and capitalize on their brand. It's no different from what "influencers" are doing nowadays.
I like their concept: simple, yet playful.
Have you ever tried Baumkuchen?
I will have to look out for those in the Netherlands or if ever we're in Germany. Thanks for letting it get on our radar 😂.