What food should only rarely been eaten?

In other words, what type of food (and please don't just say junk food, say something specific) should be ignored and only eaten very very rarely? Also what food should we try and eat the most we can?

eat breads, pastas, vegetables, red meats, fish

dont eat krispy kreme, McDonalds, ice cream

i know you said no junk food

but its true

junk food is bad.