This 81 slide Powerpoint covers all (or pretty much all) of the basic food vocabulary and silverware.
My students love this Powerpoint because, as we go through the PPT, they love saying whether or not they like the food that is on the screen. Each slide has one vocabulary word and a photo of the item. As I go through the presentation, I like to say something like "Si te gustan los guisantes, levantan la mano"...it helps with listening and gets the students involved.
In order to keep the visual appeal of the PPT, I recommend downloading the following fonts: