Win $25,000 Cash in the Chips Ahoy Halloween Mystery Flavor Sweepstakes

If a cookie mystery sounds fun, Chips Ahoy Halloween Mystery Flavor Sweepstakes is giving one grand prize winner a $25,000 check. There are also 50 mystery prizes, each including a package of Chips Ahoy cookies and Chips Ahoy swag. Enter online and guess the mystery flavor for a daily entry; the guess is just for fun and does not need to be correct. Open to legal residents of the 50 U.S., D.C., and Puerto Rico who are 18+; Alabama and Nebraska residents must be 19+, and Puerto Rico residents must be 21+. Ends October 31, 2026.