Money Sonic just brought back its Pickle Juice Slush. And I drank it. Here’s what to expect. August 9, 2022 Jayme Deerwester, USA TODAY Comments Off on Sonic just brought back its Pickle Juice Slush. And I drank it. Here’s what to expect. Does the idea of a pickle juice slushie sound intriguing or disgusting? Decide for yourself at Sonic: They're offering one through Aug. 28.