Cutting the bread is not very small cubes.

In a pan pour olive oil, add dried thyme and stir fry the croutons until Golden brown.

Cut the tomato in small slices (you can use a cube, but large). If you cut too finely tomato - in the salad will be extra juice. Onion also thinly sliced. Were all beautifully lay out in a salad bowl and salt. Dressed the salad with olive oil and sprinkle with dried thyme (a pinch not more).