Step 1

Put the eggs is a pot of cold water

Step 2

Bring to a boil then reduce to simmer for 20 minutes

Step 3

Drain the water and run very cold water over the eggs for a few minutes

Step 4

Peel the eggs and cut in half, lengthwise.

Step 5

Pop out the yolks into a bowl, mash them with a fork.

Step 6

Mix in the mayonnaise, horseradish, mustard and onion into a creamy consistency.

Step 7

Add salt and pepper to taste

Step 8

Fill each half of the egg white with the mixture

Step 9

Garnish with parsley.

Step 10

For a twist, you can add some chopped ham to the mixture for two types of eggs.