Preheat the oven to 190 ° C, prick the aubergines all around with a fork. Place on an oiled baking sheet and bake for about an hour until the skin is wrinkled and the meat is soft. Let cool a little and peel.
Chop with a knife and place in a bowl with the garlic. Using a wooden spoon, stir in the oil and vinegar alternately and finally add the sugar, salt and pepper.
Served cold or room temperature sprinkled with chopped olives and parsley.