B. cereus was frequently isolated during quantitative and qual- itative analyses of the semi-processed products and final products. B. cereus is an opportunistic human pathogen, and is widely distributed throughout different environments such as air, soil, water, and cereals (Carlin et al., 2010; Granum & Lund, 2006; Kim, Lee, Park, & Rhee. 2012). All rice, and 41.7% of the wheat flour, samples contained B. cereus. Both of these basic ingredients are obtained from plants grown in soil, suggesting that rice and wheat flour are probably the main route for contamination of the fermentation process and the wine. B. cereus undergoes