She uses dried parsley and mixes it in with wet and dry food mixed together. My mom's dog refuses to eat only dry food, but my mom can't afford to give her all wet food so she gives her dry food with a little wet food mixed in. She said that she didn't have a problem with Suzi [the maltese] not eating the food when she started adding it. So apparently Suzi either thought it was good or didn't notice it.
this is the article I read:
Parsley For Your Canine by Diane Jansey
The end of the article talks about different ways to serve it.