"Good painter is the one who can paint whatever he is ask, he is not just good at painting portraits."
- Leonardo da Vinci
Photo of product on single colour background is the final step in purchase process. Because of its catalogue look this kind is sensible when there are many products in the offering between which buyer is deciding.
Photo of product in ambience is already half way advertising photography. Refining product with ambience is sensible when there is small number in offering and their look is not the most important thing.
Goal of advertising photography is to awake a wish and create a need in the viewer. It brings a buyer to a place where he can view and choose between product photos.
Photographing food is extremely delicate process . Food has to look fresh and appetising. Beside that it has to be decorated so it is normally shot where it was cooked.