You can find dumpling wrappers at your local Asian market or larger grocery stores in the freezer section. If you can only find square wonton wrappers, they will also work. You will just have a little extra wrappers on the edges.
There are many ways to decoratively fold dumplings. Search for “How to fold dumplings” and you will find several videos and tutorials. Experiment and have fun!
Keyword Asian, dumplings, Korean, mandu, pork, shrimp