To see a lunch box in a dream indicates that the dreamer will go on a journey and will have to stay away from his homeland for a while. It means that this road will be auspicious and clean, will bring benefits to the dreamer and will make himself a better equipped person.
To see a lunch bowl in a dream indicates the dreamer's commitment to his job, being a workaholic, burning with the love of profession, fulfilling sacred duties, waiting for the homeland, going somewhere and getting away from the environment where the dreamer lives.