Toast bread.
Cut avocado in half, remove the pit and cut into fine slices.
Layer avocado on the toast, mash with a fork, and season with a bit of salt and pepper.
Crack egg into a bowl.
Bring a pot of water to a boil on stovetop. Add a bit of sea salt and vinegar and begin stirring water with a spoon.
Carefully add egg and cook for 3 to 4 minutes.
Then remove egg slowly with a slotted spoon and place on paper towel lined plate to soak up water.
Transfer egg to toast, season with sea salt and pepper, and enjoy!