Writing Prompt 100 words or less. Genre of your choice. Persuade us what is the best way to eat a black and white cookie? The black-and-white cookie is about 4 inches in diameter usually and has a line down the middle. The frosting on one side is chocolate and frosting on the other side is vanilla. Enjoy this writing prompt. Responses may be posted here as comments, or phoned or emailed in to us! You may share your response by clicking “Read More” or “Leave a Reply” at the bottom of t...