Preheat oven to 210 C (410 F).
Cut avocado in half and remove the large pit.
Use a spoon to scoop out a little extra avocado from the center.
Place the two halves on a baking tray, flesh side up.
Crack an egg into each one.
Sprinkle with grated cheese.
Bake for 12 - 15 minutes, until egg is cooked to your liking.