Answer:
I can sizzle like bacon, I am made with an egg. I have plenty of backbone, but lack a good leg. I peel layers like onions, but still remain whole. I can be long, like a flagpole, yet fit in a hole.
A precious stone, as clear as diamond. Seek it out while the sun's near the horizon. Though you can walk on water with its power, try to keep it, and it'll vanish in an hour.
I am always hungry, I must always be fed. The finger I lick will soon turn red.
Many hear me, but no one sees me, and I only speak when spoken to
Plant whose name sounds like a dish full of dairy spread.
It's what light turns into in the night