Wash potatoes and cut into 1 inch chunks.
Place potatoes in a steamer or boil until soft, but firm enough so they don't fall apart.
Drain potatoes and let cool.
Once potatoes have cooled, start preparing the rest of the ingredients.
Chop up dill pickles, onions and place in a large mixing bowl.
Remove seeds from avocado and spoon into bowl.
Mash avocado, pickles and onions together.
Add mustard, lemon juice, pepper and salt.
Add diced potatoes, mix well until combined.
Garnish with fresh dill, optional