Answer:
I'm a small sweet cake, typically round, flat, and crisp. I come in a variety of flavors from chocolate chip to oatmeal raisin.
These are crisp, green, and are found near deli sandwiches
Five horses follow me to war, all the horses but I didn't.
It's a symbol and a fruit, For man's folly, evil's root. But also for great inspiration, and famous application.
What can't you eat for breakfast?
What is always coming but never arrives?