Answer:
This is a Japanese food consisting of cooked vinegared rice sushi-meshi combined with other ingredients, usually raw fish or other seafood.
As soft as silk, as white as milk, as bitter as gall, a thick green wall, and a green coat covers me all.
Ketchup's slightly less popular brother.
Give it a toss, and it's ready, but not until it's dressed. What is it?
Green on the outside but red and black inside. I am food but mostly liquid. What am I?
Iām grown from darkness but shine with a pale light. Very round I am and always a lady's delight.