The true story of Comeback Sauce starts in Jackson, Mississippi, way back in the 1920’s. How Comeback Sauce was invented – It all started with the price of currants in Greece. Yes. Really. Here’s how: In the 1890s, currants were the major export product of Greece. Currants are basically raisins, but from a different variety of grapes than what we’re usually accustomed to here in America. But in 1893, the price of currants in the international markets fell rapidly and…