Step 1
Cut the avocado in half, remove the stone and mash the flesh with a fork. Add the tomatoes, chilli flakes and lime juice. Season with ground black pepper and set aside.
Step 2
To poach the eggs, heat a small pan of boiling water. Carefully break in the eggs and leave to poach for 2 to 3 minutes until the whites are cooked but the yolks are still runny.
Step 3
Spoon the avocado mixture onto the toast and top each with a poached Duncan's Egg. Season with black pepper and serve with the rocket.