Prepare the avocado - Cut the avocado in half and remove the pit. Scoop the avocado flesh into a small bowl. Discard or compost pit and skin.
Mix the avocado spread - Add the lime juice, salt and black pepper to the bowl with the avocado. Use a fork and gently mash this mixture. Mix until there are only small chunks of avocado remaining. Set aside.
Toast your bread until golden brown and firm.
Prepare avocado toast - Spread the avocado mixture on top of your toast. Sprinkle with another dash of salt to taste.