well, since I personally can't describe the flavor, my guess is that they would be like the plain brown treats like milk bones..however, it is a recipe, if you need to add something else to flavor it, you probably could..
the same way the flea medicines at the vets office does,it changes the smell of the dogs skin, not enough for us to notice, but enough that the fleas don't. want to get on the dog or cat, let alone chomp into one