Answer:
Big as a saucepan, deep as a cup, Even a river can't fill it up. What is it
What starts with an "e" but only has a single letter in it?
I am the first you ever saw, what greets you every morning and what goes out in the end.
An artΒ-form and its colour-ful result.
Passed from father to son and shared between brothers, its importance is unquestioned though it is used more by others.
Two little holes in the side of a hill. Just as you come to the cherry-red mill.