Answer:
A box without hinges, lock or key, yet golden treasure lies within. Who am I?
These are crisp, green, and are found near deli sandwiches
It's a symbol and a fruit, For man's folly, evil's root. But also for great inspiration, and famous application.
This food is usually grilled and put between two buns, with cheese, tomato and pickles.
I add lots of flavor and have many layers, but if you get to close I'll make you cry. What am I?
A mysterious, fantastic creature, It has one defining feature, And for humans at their worst, In their eyes it's just a horse