Dice the zucchini. Slice the onions thinly and fry them in the oil until translucent. Add the zucchini and tomato purée and season with salt. Cover and finish cooking over a low flame until the zucchini is done.
Beat the eggs with a pinch of salt until blended. When the zucchini is ready, pour the eggs over the zucchini while stirring vigorously. Divide the bread slices among individual