What is the main ingredient in traditional polenta?

Cornmeal

In 'Ghostbusters', which character is famously slimed by the ghost called Slimer? Which group of animals features in Pixar’s film "Finding Dory" helping Nemo and Marlin navigate signs and pipes? What animal has eyes larger than its stomach What pigment provides carrots their orange color? Who is Link’s horse companion in multiple Legend of Zelda titles?