In a continuing series, more food with a rainbow theme, this time from the sizable Flickr site Rainbow Sugar, which says:
Anything that is rainbow color and sweet, belongs in this group
(The comma between subject and predicate, marking a breathing point in the sentence (especially with a complex subject), once very common, is now treated as non-standard punctuation, an error.)
(Hat tip to Elizabeth Daingerfield Zwicky.)
Two examples: rainbow cookies and rainbow (jelly) fruit slices (with only part of the rainbow shown here; we need purple and blue at the left end):
Huge numbers of rainbow cakes, of course, ranging from the subtle to the garish.