They serve their home made falefel in a baked white o whole wheat pocket pita with a little bit of humus and then you can fill it with a selection of goodies from the huge buffet .You have got doused carrots in cumin,deep fried cauliflower , lentils,tomate and cucumber salad and many more veggie opctions.There are few toppings for dress your falafel
The best thing is that you can fill your pita as much as you like,but i think you can be able to make it more than twice and is very cheap 4.90 €
This is a place that you can miss if you like something healthy while you are in Barcelona