Red Mill’s burgers at the Interbay location use a grilled beef patty on a toasted bun, with options that add cheese, bacon, and house sauces, covering everything from basic hamburgers to more loaded builds.[3][2] The distinguishing element is the long-standing, no-frills approach with an emphasis on char-grilled flavor and straightforward combinations at accessible prices.[3][2] Eating one, you get a firm char on the patty, a slightly sweet bun, and toppings that tend to be generous without being unwieldy, making it comfortable for both quick solo meals and casual group outings. Burger lists routinely reference Red Mill as one of Seattle’s enduring burger institutions, and price information shows it as an affordable choice for classic burgers.[3][2]