Answer:
What ends in E, starts with E and has a letter inside it?
White and thin, red within, with a nail at the end. What is it?
I am the first you ever saw, what greets you every morning and what goes out in the end.
a king,and Queen walked outside it was dark outside when they walked back in another person was with them,Who?
I'm often served as a "rack of ..." I'm often smoked or grilled, with bones in, and slathered in BBQ sauce.
It is something you will never see again.