New offer unlocked
App Exclusive Offer
Free Regular Biscoff Frosty with any £10+ spend
Use promo code 'FROSTY' at checkout!
Offer valid 19.11.2025 - 25.11.2025 only at participating UK Wendy’s. Offer must be redeemed via the Wendy’s UK App through a mobile order. Spend £10+ (excluding Frosty), then add a Regular Biscoff Frosty (Chocolate or Vanilla) and apply code 'BISCOFF'.