"Rainbow Cupcake Frosting" Could be done on rainbow cupcakes. This looks yummy as well as pretty. I'm not a big fan of sweets, and I have little to no fondness for chocolate cupcakes, but I totally want to eat that.
Cauliflower popcorn (spread them on a baking sheet lined with parchment paper, spray w/ butter-flavor cooking spray, then sprinkle lightly w/ freshly ground pepper, and sea salt. Bake 20 to 30 minutes at 425 degrees F.