Toast the slices of bread and spread each with ½ avocado (mashed or sliced).
Heat a small non-stick skillet over medium heat. Add 1 tbsp olive oil and fry the egg. Place cooked egg on top of avocado toast. Sprinkle with salt and pepper.
Top second avocado toast with 2 slices of tomato. Sprinkle with salt and pepper.
Top the third avocado toast with 2 slices of cooked bacon.