Make Ahead Instructions: You can make deviled eggs ahead of time by making the hard boiled eggs, making the filling, and storing the eggs and filling separately for up to 3-4 days. Fill the eggs with the mixture right before serving. You could also make the deviled eggs completely, and they will keep for up to 3-4 days in the refrigerator.Storing Instructions: Place deviled eggs covered, in the refrigerator for 3-4 days.
Bacon: add cooked and diced.
Chives: finely dice them and mix them in egg mixture.
Herbs: add a little dried dill or basil to the egg mixture.
Spicy: add cayenne , cajun spices, or hot sauce.
Without mayo: substitute plain Greek yogurt.
Guacamole: Mash the eggs yolks into guacamole, adding a little scoop of mayo, to taste.