The Eggnog Shake features a classic holiday blend of vanilla, cinnamon, nutmeg, hand-dipped ice cream, and cold milk blended until smooth and served with the brand’s signature shortbread cookie served on the straw.
In addition to the new Eggnog Shake, Potbelly’s shake lineup also includes the seasonal Pumpkin Spice Shake alongside the Oreo Cookie Shake and cla…
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