Sonic Drive-In is a wacky place known for many things, including burgers, chicken, and a solid breakfast lineup. But as a beverage purveyor, they leave the rest of the fast-food world in the dust.

*Refers to the latest 2 years of stltoday.com stories. Cancel anytime. KATHY'S CRANBERRY-RASPBERRY SLUSH Yield: 1 serving 1/2 cup frozen raspberries 4 ounces light cranberry juice ...

Sonic Drive-In is introducing a pink-and-blue slush to its already extensive beverage selection, and offering color-changing straws to go with it. The Unicorn Dreams Sush is a pink slush drink mixed ...