1 sweet red pepper
1 large baked onion
1 large baked aubergine
1/4 salted sardine
1 slice of yesterday's bread
6 spoonfuls of olive oil
1 spoonful of good vinegar
1 1/2 litres of water
Salt and pepper to taste
Elaboration:
Place all the solid ingredients in a jug and liquidise gradually adding the rest of the ingredients until you obtain a fine soup.
Cool in the fridge and serve accompanied with croutons of fried bread.