Lol! It may be tasty but i don't feel full without meat!
Anything for the proteinn
"Sukiyaki? More like daisukiyaki!"
Can't I omit the ですat the end?
Yes you can, along with the 'Ga' in casual speech.
「御飯が大好きです」is not accepted.
「ご飯が大好きです」is also not accepted.
I think ごはん is mostly written as ご飯 and not 御飯, but 「ご飯が大好きです。」is not accepted anyway.