When we're at a wedding we will generally remember to take pictures of the cake.
What about the rest of the food?
Most people don't like you taking pictures of them eating, but as much time as we spend eating, I think it's important to document that in our picture taking, too.
Licking our chops.
It's all part of life. It's part of who we are. Document it.
Application to writing? Include food in your stories. Describe it. Let it help set the mood. Those who have read The Hunger Games, think about that burnt loaf of bread. What does that add to the story?