This is a filling lunch that is quick to prepare and comes in at just under 100 calories:
25g celery (1 calorie)
50g cucumber (5 calories)
50g orange pepper (18 calories)
50g cherry tomatoes (9 calories)
50g drained black beans (50 calories)
20g low calorie balsamic dressing (14 calories)
Chop vegetables, mix everything together, season well and add some fresh basil.