Business Mochinut, makers of rice flour doughnuts, planning Baton Rouge location By Deanna B. Narveson - August 25, 2022 FacebookTwitterLinkedinEmailPrint Mochinut, a California-based chain selling mochi doughnuts, Korean rice flour hot dogs and bubble tea drinks, is planning a Baton Rouge location. The company’s website says locations in Baton R… Already an INSIDER? Sign in.