Stews the onion, garlic and parsley in the oil until soft. Lightly salting with a pinch of salt. When the onion begins to become golden add the vinegar or honey. Stir until slightly caramelized, but not more than one minute, because then the onions will cook more and caramelization is likely to give a light bitterness. Sprinkle onion with crumbled feta cheese and eggs bump * eyes *. Add the spices and was capped container. Reduce the heat and leave until the yolks are firm to the desired consistency. Serve the dish while it's still warm. * You can omit the feta cheese and then get * Eggs on onion crescents * Recipe Aelis .