once the carrot's original simple sugars are metabolized by Asp. oryzae.The fermentation process is done with sous-vide setup at a constant temperature, creating a supportive environment for the bacteria. This miso undergoes a relatively short fermentation period of 9 days, which results in a miso where the carrot's simple sugars have been fermented, while the complex starches have been broken down into sugars, helping the miso the maintain the integrity of the sweetness of the carrot.