Episode 04 of The Directory. Marcela Salas of BibiSol — the only Sioux Falls restaurant doing full nixtamal masa from heirloom Mexican corn. Veracruz-inspired, downtown corner at 219 S Phillips Ave. #1 OVERALL in our Best Restaurants Sioux Falls 2026 guide. Out of 2,700+ businesses cataloged. Forty-something minutes of nixtamal, heirloom corn, the heat she won't lower, and the regulars who drive in from Brookings on a Tuesday. Tell Marcela that Grace sent you.