Burger King is serving up irresistible value with a limited-time Buy 1 Free 1 deal on its beloved Mushroom Swiss Burger. From 24 September to 2 October 2025, fans can enjoy double the satisfaction with this signature burger, packed with flame-grilled beef, creamy Swiss cheese, and rich mushroom sauce - all in a toasted sesame bun.
The offer is valid for dine-in, takeaway, and drive-thru orders. Prices are inclusive of 6% service tax, and it is available for ala-carte purchases only.
Do note that the promotion is not valid at these outlets; Sunway Lagoon, Medini Mall, Johor Premium Outlets, Genting Highlands Premium Outlets, Mitsui Outlet Park, Langkawi, and airport branches. Terms and conditions apply.
