Heat the oil in a wide frying pan. Add the onion and garlic, sauté for approx. 3 mins. Add the horn pepper and all the other ingredients up to and including the water, season and simmer for approx. 20 mins. Make 4 depressions in the tomato sauce, crack the eggs one after the other into a cup, slide the eggs carefully into the depressions, cover and allow to solidify over a medium heat for approx. 10 mins.
Serve the eggs and tomato sauce on top of the tortillas, garnish with the avocado, crème fraîche, lime and coriander.