If not stated otherwise then the amount of ingredients is for one meal, but this could still mean more than one serving of the pictured dish.
All fruits and vegetables have to be ripe. That's of the uttermost importance, only this way are they tasting yummy, are having all their essential nutrients in them and can be digested optimally by our body.
Checkout the fruits and veggie directory to see how to ripen your produce or how to know when stuff is ripe.