Put the egg yellow, mustard, and mayo/mayonnaise directly into a ziplock bag. you can mix it all in the bag by squishing it around and then cut a corner to pipe it into halves like cake frosting.
Saves on cleanup, just throw the ziplock bag away when done.
Put the egg yellow, mustard, and mayo/mayonnaise directly into a ziplock bag. you can mix it all in the bag by squishing it around and then cut a corner to pipe it into halves like cake frosting.
Saves on cleanup, just throw the ziplock bag away when done.