Feel Good Food
My dad once ordered a cappucino and they made him a really pretty one. It was the first time I ever saw it, so I watched how they did it and later tried it myself and it wasn't that hard. Turns out there are quite a few coffee artist; I'll show you some cute ones and a little video from which I think you should be able to learn it.
This is similar to what I can do and is probably seen most often.
I have no idea how you could make something out of milk that looks so lifelike.
This one is cute as well and would make a lovely mikshake for kids if that's possible, I do think it can be done.
Last but definitely not least, it might even be my all time favorite, it's so lovely:
And here's the video with lots of patterns to try: