Smashburger is celebrating National Shake Day by offering any shake for $3 on Monday, September 12, 2022.
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The offer is valid in-store only on the purchase of any hand-spun milkshake, including chocolate, vanilla, strawberry, Oreo, and Reese’s.
In addition to shakes made with thick and creamy Häagen-Dazs ice cream, the special offer is also valid on the purchase of dairy-free shakes made with Eclipse.
Smashburger’s any shake for $3 deal is valid at participating locations nationwide for one day only on Monday, September 12, 2022.
Image via Smashburger