Savor the return of Shake Shack's Black Truffle favorites, featuring rich black truffle sauce crafted with truffle oil from Umbria, Italy. From the Black Truffle Burger and Black Truffle 'Shroom to the decadent Black Truffle Shack Stack and Black Truffle Parmesan Fries, each bite delivers bold, savory flavor. Don't miss the new Mac & Cheese Bites, crispy on the outside and filled with creamy, cheesy goodness.
*The black truffle sauce is also available as an add-on.
Spooky Season Specials
From October 1 through October 31, Shake Shack is serving up a month of scary-good offers when ordering through the Shake Shack app or in-Shack kiosks.
• October 1–11: Free Chicken Shack or West Coast Chicken Sandwich with a $10 minimum purchase
• October 12–18: Free Single Cheeseburger with a $10 minimum purchase
• October 19–31: Free Single ShackBurger with a $10 minimum purchase
How to Redeem
Use promo code SCARYGOOD when ordering through the Shake Shack App, ShakeShack.com, or participating in-Shack kiosks. Minimum purchase requirements and additional restrictions apply.
Terms & Conditions: Offer only valid for qualifying orders placed at a kiosk in-Shack, or for delivery or pick-up via the Shake Shack Mobile App or shakeshack.com, and fulfilled October 1st – October 31st, 2026 ("Promotional Period"), containing the specified promotional sandwich of that day ("Promotional Sandwich") (see Blog Post for the official list of Promotional Sandwiches and the dates they will be offered) at participating US Shake Shack locations (excluding airports, stadiums, arenas, travel plazas, and museums). Offer not valid for drive-thru orders or orders made through third-party delivery apps. Limit one (1) free Promotional Sandwich per order. Max savings equal to the price of the Promotional Sandwich (from $8.29 - $10.49). Order total must include a minimum of $10 worth of food or beverage products (including burgers, sandwiches, fries, chicken bites, hotdogs, drinks, shakes, frozen custard, poochinis, bag o' bones), excluding the cost of the applicable Promotional Sandwich, gift card purchases, and any applicable taxes, delivery fees, or other fees. Must add at least one (1) applicable Promotional Burger to cart prior to checkout. While supplies last. Offer excludes all paid add-ons such as avocado and bacon. Cannot be combined with any other offers or promotions. Must use promotional code "SCARYGOOD" at checkout. Code is case sensitive and must be entered in all caps.