My favorite food is后面跟可数名词单数还是复数？

Question

What's your favorite food?
My favorite food is后面跟可数名词单数还是复数？
例如：My favorite food is hamburber.还是My favorite food is hamburbers. 哪个对？

Answer 1

is 是形容 food, 所以后面单复数都可以
My favourite food is hamburger/hamburgers.
My favorite foods are hamburgers and chicken.