Toast the bread until it's crispy on the outside and soft on the inside.
Mash the avocado with a fork, then mix it with lemon juice, salt, and pepper.
Spread it onto the toast slices.
Prepare the eggs however you like: fried, poached, or soft boiled.
Place the egg on top of the avocado toast.
Serving: Drizzle with a little olive oil, then sprinkle with chili flakes or seeds to taste. You can also garnish it with fresh vegetables.